{"title":"KB PERFORMANCE","description":null,"products":[{"product_id":"kb-performance-ring-set-4-250-standard-124-128-m8-25014-std","title":"KB PERFORMANCE Ring Set - 4.250\" Standard - 124\"\/128\" M8 25014.STD","description":"\u003cp\u003eRing Set - 4.250\" Standard - 124\"\/128\" M8\n\u003cbr\u003eReplacement rings for KB pistons only\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852958830697,"sku":"25014.STD","price":48.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/5591580.png?v=1769446327"},{"product_id":"kb-performance-piston-kit-3-875-0-005-10-5-1-cr-95-twin-cam-big-bore-kb411-005","title":"KB PERFORMANCE Piston Kit - 3.875\" +0.005\" - 10.5:1 CR - 95\" Twin Cam Big Bore KB411.005","description":"\u003cp\u003ePiston Kit - 3.875\" +0.005\" - 10.5:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852958929001,"sku":"KB411.005","price":307.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35758.png?v=1769446333"},{"product_id":"kb-performance-piston-kit-0-030-80-evolution-big-twin-kb305-030","title":"KB PERFORMANCE Piston Kit - +0.030\" - 80\" Evolution Big Twin KB305.030","description":"\u003cp\u003ePiston Kit - +0.030\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852959060073,"sku":"KB305.030","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35704.png?v=1769446341"},{"product_id":"kb-performance-piston-kit-0-010-80-evolution-big-twin-kb305-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 80\" Evolution Big Twin KB305.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852959191145,"sku":"KB305.010","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35683.png?v=1769446349"},{"product_id":"kb-performance-piston-kit-standard-80-evolution-big-twin-kb305-std","title":"KB PERFORMANCE Piston Kit - Standard - 80\" Evolution Big Twin KB305.STD","description":"\u003cp\u003ePiston Kit - Standard - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852959518825,"sku":"KB305.STD","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35664.png?v=1769446372"},{"product_id":"kb-performance-piston-kit-3-498-0-005-10-0-1-cr-xl883-to-1200-conversion-kb272-005","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.005\" - 10.0:1 CR - XL883 to 1200 Conversion KB272.005","description":"\u003cp\u003ePiston Kit - 3.498\" +0.005\" - 10.0:1 CR - XL883 to 1200 Conversion\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852959715433,"sku":"KB272.005","price":234.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35647.png?v=1769446390"},{"product_id":"kb-performance-piston-kit-kb297-030","title":"KB PERFORMANCE Piston Kit KB297.030","description":"\u003cp\u003ePiston Kit\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852959879273,"sku":"KB297.030","price":234.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35627.png?v=1769446396"},{"product_id":"kb-performance-piston-kit-0-010-4-250-stroke-80-big-twin-kb297-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 4.250\" Stroke - 80\" Big Twin KB297.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 4.250\" Stroke - 80\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852960108649,"sku":"KB297.010","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35611.png?v=1769446412"},{"product_id":"kb-performance-piston-kit-standard-4-250-stroke-80-big-twin-kb297-std","title":"KB PERFORMANCE Piston Kit - Standard - 4.250\" Stroke - 80\" Big Twin KB297.STD","description":"\u003cp\u003ePiston Kit - Standard - 4.250\" Stroke - 80\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852960174185,"sku":"KB297.STD","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35605.png?v=1769446417"},{"product_id":"kb-performance-piston-kit-3-498-0-020-10-0-1-cr-xl883-to-1200-conversion-kb272-020","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.020\" - 10.0:1 CR - XL883 to 1200 Conversion KB272.020","description":"\u003cp\u003ePiston Kit - 3.498\" +0.020\" - 10.0:1 CR - XL883 to 1200 Conversion\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852960206953,"sku":"KB272.020","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35594.png?v=1769446423"},{"product_id":"kb-performance-piston-kit-0-040-80-evolution-big-twin-kb266-040","title":"KB PERFORMANCE Piston Kit - +0.040\" - 80\" Evolution Big Twin KB266.040","description":"\u003cp\u003ePiston Kit - +0.040\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852960272489,"sku":"KB266.040","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35573.png?v=1769446440"},{"product_id":"kb-performance-piston-kit-0-030-80-evolution-big-twin-kb266-030","title":"KB PERFORMANCE Piston Kit - +0.030\" - 80\" Evolution Big Twin KB266.030","description":"\u003cp\u003ePiston Kit - +0.030\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852960436329,"sku":"KB266.030","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35558.png?v=1769446454"},{"product_id":"kb-performance-piston-kit-0-005-80-evolution-big-twin-kb266-005","title":"KB PERFORMANCE Piston Kit - +0.005\" - 80\" Evolution Big Twin KB266.005","description":"\u003cp\u003ePiston Kit - +0.005\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852961321065,"sku":"KB266.005","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35524.png?v=1769446469"},{"product_id":"kb-performance-piston-kit-standard-80-evolution-big-twin-kb266-std","title":"KB PERFORMANCE Piston Kit - Standard - 80\" Evolution Big Twin KB266.STD","description":"\u003cp\u003ePiston Kit - Standard - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852961386601,"sku":"KB266.STD","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35519.png?v=1769446476"},{"product_id":"kb-performance-piston-kit-0-010-80-evolution-big-twin-kb258-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 80\" Evolution Big Twin KB258.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852961517673,"sku":"KB258.010","price":233.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35500.png?v=1769446492"},{"product_id":"kb-performance-piston-kit-0-005-80-evolution-big-twin-kb258-005","title":"KB PERFORMANCE Piston Kit - +0.005\" - 80\" Evolution Big Twin KB258.005","description":"\u003cp\u003ePiston Kit - +0.005\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852961583209,"sku":"KB258.005","price":233.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35493.png?v=1769446505"},{"product_id":"kb-performance-piston-kit-3-498-0-020-9-0-1-cr-xl1200-kb295-020","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.020\" - 9.0:1 CR - XL1200 KB295.020","description":"\u003cp\u003ePiston Kit - 3.498\" +0.020\" - 9.0:1 CR - XL1200\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852964139113,"sku":"KB295.020","price":227.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35483.png?v=1769446660"},{"product_id":"kb-performance-piston-kit-3-498-0-005-9-0-1-cr-xl1200-kb295-005","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.005\" - 9.0:1 CR - XL1200 KB295.005","description":"\u003cp\u003ePiston Kit - 3.498\" +0.005\" - 9.0:1 CR - XL1200\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852964499561,"sku":"KB295.005","price":216.29,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35467.png?v=1769446692"},{"product_id":"kb-performance-piston-kit-0-020-1000-xl-kb292-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 1000 XL KB292.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 1000 XL\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852964892777,"sku":"KB292.020","price":269.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35424.png?v=1769446724"},{"product_id":"kb-performance-piston-kit-0-060-74-big-twin-kb263-060","title":"KB PERFORMANCE Piston Kit - +0.060\" - 74\" Big Twin KB263.060","description":"\u003cp\u003ePiston Kit - +0.060\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852965154921,"sku":"KB263.060","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35408.png?v=1769446754"},{"product_id":"kb-performance-piston-kit-0-010-74-big-twin-kb263-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 74\" Big Twin KB263.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852969414761,"sku":"KB263.010","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35355.png?v=1769447089"},{"product_id":"kb-performance-piston-kit-3-875-0-010-10-5-1-cr-95-twin-cam-big-bore-kb411-010","title":"KB PERFORMANCE Piston Kit - 3.875\" +0.010\" - 10.5:1 CR - 95\" Twin Cam Big Bore KB411.010","description":"\u003cp\u003ePiston Kit - 3.875\" +0.010\" - 10.5:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42852983799913,"sku":"KB411.010","price":307.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35768.png?v=1769447623"},{"product_id":"kb-performance-piston-kit-3-875-standard-10-5-1-cr-95-twin-cam-big-bore-kb411-std","title":"KB PERFORMANCE Piston Kit - 3.875\" Standard - 10.5:1 CR - 95\" Twin Cam Big Bore KB411.STD","description":"\u003cp\u003ePiston Kit - 3.875\" Standard - 10.5:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853025808489,"sku":"KB411.STD","price":307.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35751.png?v=1769448605"},{"product_id":"kb-performance-piston-kit-3-875-0-005-9-3-1-cr-95-twin-cam-big-bore-kb348-005","title":"KB PERFORMANCE Piston Kit - 3.875\" +0.005\" - 9.3:1 CR - 95\" Twin Cam Big Bore KB348.005","description":"\u003cp\u003ePiston Kit - 3.875\" +0.005\" - 9.3:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853026955369,"sku":"KB348.005","price":295.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35739.png?v=1769448633"},{"product_id":"kb-performance-piston-kit-3-875-standard-9-3-1-cr-95-twin-cam-big-bore-kb348-std","title":"KB PERFORMANCE Piston Kit - 3.875\" Standard - 9.3:1 CR - 95\" Twin Cam Big Bore KB348.STD","description":"\u003cp\u003ePiston Kit - 3.875\" Standard - 9.3:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853028757609,"sku":"KB348.STD","price":295.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35733.png?v=1769448660"},{"product_id":"kb-performance-piston-kit-0-020-80-evolution-big-twin-kb305-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 80\" Evolution Big Twin KB305.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853029380201,"sku":"KB305.020","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35694.png?v=1769448715"},{"product_id":"kb-performance-piston-kit-0-005-80-evolution-big-twin-kb305-005","title":"KB PERFORMANCE Piston Kit - +0.005\" - 80\" Evolution Big Twin KB305.005","description":"\u003cp\u003ePiston Kit - +0.005\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853029675113,"sku":"KB305.005","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35671.png?v=1769448743"},{"product_id":"kb-performance-piston-kit-0-040-4-250-stroke-80-big-twin-kb297-040","title":"KB PERFORMANCE Piston Kit - +0.040\" - 4.250\" Stroke - 80\" Big Twin KB297.040","description":"\u003cp\u003ePiston Kit - +0.040\" - 4.250\" Stroke - 80\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853030002793,"sku":"KB297.040","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35638.png?v=1769448786"},{"product_id":"kb-performance-piston-kit-0-020-4-250-stroke-80-big-twin-kb297-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 4.250\" Stroke - 80\" Big Twin KB297.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 4.250\" Stroke - 80\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853031116905,"sku":"KB297.020","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35619.png?v=1769448863"},{"product_id":"kb-performance-piston-kit-3-498-0-010-10-0-1-cr-xl883-to-1200-conversion-kb272-010","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.010\" - 10.0:1 CR - XL883 to 1200 Conversion KB272.010","description":"\u003cp\u003ePiston Kit - 3.498\" +0.010\" - 10.0:1 CR - XL883 to 1200 Conversion\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853031772265,"sku":"KB272.010","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35587.png?v=1769448933"},{"product_id":"kb-performance-piston-kit-3-498-standard-10-0-1-cr-xl883-to-1200-conversion-kb272-std","title":"KB PERFORMANCE Piston Kit - 3.498\" Standard - 10.0:1 CR - XL883 to 1200 Conversion KB272.STD","description":"\u003cp\u003ePiston Kit - 3.498\" Standard - 10.0:1 CR - XL883 to 1200 Conversion\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853032460393,"sku":"KB272.STD","price":234.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35581.png?v=1769448982"},{"product_id":"kb-performance-piston-kit-0-020-80-evolution-big-twin-kb266-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 80\" Evolution Big Twin KB266.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853032722537,"sku":"KB266.020","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35548.png?v=1769449007"},{"product_id":"kb-performance-piston-kit-0-010-80-evolution-big-twin-kb266-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 80\" Evolution Big Twin KB266.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853034655849,"sku":"KB266.010","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35537.png?v=1769449041"},{"product_id":"kb-performance-piston-kit-0-020-80-evolution-big-twin-kb258-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 80\" Evolution Big Twin KB258.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853036851305,"sku":"KB258.020","price":233.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35509.png?v=1769449065"},{"product_id":"kb-performance-piston-kit-3-498-0-010-9-0-1-cr-xl1200-kb295-010","title":"KB PERFORMANCE Piston Kit - 3.498\" +0.010\" - 9.0:1 CR - XL1200 KB295.010","description":"\u003cp\u003ePiston Kit - 3.498\" +0.010\" - 9.0:1 CR - XL1200\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853039669353,"sku":"KB295.010","price":227.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35476.png?v=1769449093"},{"product_id":"kb-performance-piston-kit-0-030-1000-xl-kb292-030","title":"KB PERFORMANCE Piston Kit - +0.030\" - 1000 XL KB292.030","description":"\u003cp\u003ePiston Kit - +0.030\" - 1000 XL\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853040849001,"sku":"KB292.030","price":269.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35431.png?v=1769449117"},{"product_id":"kb-performance-piston-kit-0-010-1000-xl-kb292-010","title":"KB PERFORMANCE Piston Kit - +0.010\" - 1000 XL KB292.010","description":"\u003cp\u003ePiston Kit - +0.010\" - 1000 XL\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853040947305,"sku":"KB292.010","price":256.57,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35417.png?v=1769449142"},{"product_id":"kb-performance-piston-kit-0-050-74-big-twin-kb263-050","title":"KB PERFORMANCE Piston Kit - +0.050\" - 74\" Big Twin KB263.050","description":"\u003cp\u003ePiston Kit - +0.050\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853042749545,"sku":"KB263.050","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35402.png?v=1769449166"},{"product_id":"kb-performance-piston-kit-0-040-74-big-twin-kb263-040","title":"KB PERFORMANCE Piston Kit - +0.040\" - 74\" Big Twin KB263.040","description":"\u003cp\u003ePiston Kit - +0.040\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853043503209,"sku":"KB263.040","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35390.png?v=1769449224"},{"product_id":"kb-performance-piston-kit-0-030-74-big-twin-kb263-030","title":"KB PERFORMANCE Piston Kit - +0.030\" - 74\" Big Twin KB263.030","description":"\u003cp\u003ePiston Kit - +0.030\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853044551785,"sku":"KB263.030","price":239.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35380.png?v=1769449282"},{"product_id":"kb-performance-piston-kit-standard-74-big-twin-kb263-std","title":"KB PERFORMANCE Piston Kit - Standard - 74\" Big Twin KB263.STD","description":"\u003cp\u003ePiston Kit - Standard - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853045305449,"sku":"KB263.STD","price":239.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35340.png?v=1769449347"},{"product_id":"kb-performance-piston-kit-3-498-standard-9-0-1-cr-xl1200-kb295-std","title":"KB PERFORMANCE Piston Kit - 3.498\" Standard - 9.0:1 CR - XL1200 KB295.STD","description":"\u003cp\u003ePiston Kit - 3.498\" Standard - 9.0:1 CR - XL1200\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853045764201,"sku":"KB295.STD","price":227.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35457.png?v=1769449392"},{"product_id":"kb-performance-piston-kit-0-020-74-big-twin-kb263-020","title":"KB PERFORMANCE Piston Kit - +0.020\" - 74\" Big Twin KB263.020","description":"\u003cp\u003ePiston Kit - +0.020\" - 74\" Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853047271529,"sku":"KB263.020","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/35369.png?v=1769449443"},{"product_id":"kb-performance-piston-kit-3-750-standard-8-8-1-cr-88-twin-cam-kb425c-std","title":"KB PERFORMANCE Piston Kit - 3.750\" Standard - 8.8:1 CR - 88\" Twin Cam KB425C.STD","description":"\u003cp\u003ePiston Kit - 3.750\" Standard - 8.8:1 CR - 88\" Twin Cam\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853047926889,"sku":"KB425C.STD","price":287.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/1229779.png?v=1769449505"},{"product_id":"kb-performance-piston-kit-3-875-0-010-9-3-1-cr-95-twin-cam-big-bore-kb348-010","title":"KB PERFORMANCE Piston Kit - 3.875\" +0.010\" - 9.3:1 CR - 95\" Twin Cam Big Bore KB348.010","description":"\u003cp\u003ePiston Kit - 3.875\" +0.010\" - 9.3:1 CR - 95\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853048909929,"sku":"KB348.010","price":295.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34801.png?v=1769449562"},{"product_id":"kb-performance-piston-kit-3-875-standard-9-25-1-cr-big-bore-95-twin-cam-kb904c-std","title":"KB PERFORMANCE Piston Kit - 3.875\" Standard - 9.25:1 CR - Big Bore - 95\" Twin Cam KB904C.STD","description":"\u003cp\u003ePiston Kit - 3.875\" Standard - 9.25:1 CR - Big Bore - 95\" Twin Cam\n\u003cbr\u003eOffset pin design for quiet operation, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement rings and pin locks are also available separately\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853049663593,"sku":"KB904C.STD","price":322.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34706.png?v=1769449602"},{"product_id":"kb-performance-piston-kit-3-875-0-005-10-0-1-cr-103-twin-cam-96-twin-cam-big-bore-kb409c-005","title":"KB PERFORMANCE Piston Kit - 3.875\" +0.005\" - 10.0:1 CR - 103\" Twin Cam | 96\" Twin Cam Big Bore KB409C.005","description":"\u003cp\u003ePiston Kit - 3.875\" +0.005\" - 10.0:1 CR - 103\" Twin Cam | 96\" Twin Cam Big Bore\n\u003cbr\u003eManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings sold separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853050384489,"sku":"KB409C.005","price":236.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34677.png?v=1769449649"},{"product_id":"kb-performance-piston-kit-0-040-80-evolution-big-twin-kb305-040","title":"KB PERFORMANCE Piston Kit - +0.040\" - 80\" Evolution Big Twin KB305.040","description":"\u003cp\u003ePiston Kit - +0.040\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853051138153,"sku":"KB305.040","price":246.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34788.png?v=1769449712"},{"product_id":"kb-performance-piston-kit-0-030-80-evolution-big-twin-kb258-030","title":"KB PERFORMANCE Piston Kit - +0.030\" - 80\" Evolution Big Twin KB258.030","description":"\u003cp\u003ePiston Kit - +0.030\" - 80\" Evolution Big Twin\n\u003cbr\u003eManufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005\") tolerances from piston to piston, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement piston rings and pin lock rings available separately, KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance., Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853053399145,"sku":"KB258.030","price":233.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34767.png?v=1769449796"},{"product_id":"kb-performance-piston-kit-4-125-standard-10-0-1-cr-96-103-twin-cam-bored-to-117-ci-w-se-95-cc-heads-kb662c-std","title":"KB PERFORMANCE Piston Kit - 4.125\" Standard - 10.0:1 CR - 96\"\/103\" Twin Cam Bored to 117 CI w\/SE 95 cc Heads KB662C.STD","description":"\u003cp\u003ePiston Kit - 4.125\" Standard - 10.0:1 CR - 96\"\/103\" Twin Cam Bored to 117 CI w\/SE 95 cc Heads\n\u003cbr\u003eOffset pin design for quiet operation, Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings, Replacement rings and pin locks are also available separately\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"KB PERFORMANCE","offers":[{"title":"Default Title","offer_id":42853054808169,"sku":"KB662C.STD","price":322.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/34880.png?v=1769449853"}],"url":"https:\/\/3wheelhq.com\/collections\/kb-performance.oembed?page=3","provider":"2WheelHQ","version":"1.0","type":"link"}