{"title":"HASTINGS","description":null,"products":[{"product_id":"hastings-piston-rings-3-750-standard-96-twin-cam-2m4805","title":"HASTINGS Piston Rings - 3.750\" Standard - 96\" Twin Cam 2M4805","description":"\u003cp\u003ePiston Rings - 3.750\" Standard - 96\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759269481,"sku":"2M4805","price":101.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3980.png?v=1772394700"},{"product_id":"hastings-piston-rings-3-750-0-005-96-twin-cam-2m4805005","title":"HASTINGS Piston Rings - 3.750\" + 0.005\" - 96\" Twin Cam 2M4805005","description":"\u003cp\u003ePiston Rings - 3.750\" + 0.005\" - 96\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759302249,"sku":"2M4805005","price":101.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3981.png?v=1772394714"},{"product_id":"hastings-piston-rings-3-750-0-010-96-twin-cam-2m4805010","title":"HASTINGS Piston Rings - 3.750\" + 0.010\" - 96\" Twin Cam 2M4805010","description":"\u003cp\u003ePiston Rings - 3.750\" + 0.010\" - 96\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759400553,"sku":"2M4805010","price":101.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3982.png?v=1772394728"},{"product_id":"hastings-piston-rings-107-motor-3-937-standard-m8-2c5231","title":"HASTINGS Piston Rings - 107\" Motor - 3.937\" Standard - M8 2C5231","description":"\u003cp\u003ePiston Rings - 107\" Motor - 3.937\" Standard - M8\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top compression rings are Barrel Face, Coated using PVD (Physical Vapor Deposition) process, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second compression rings are Napier,  Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil control rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759433321,"sku":"2C5231","price":76.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2731906.png?v=1772394741"},{"product_id":"hastings-piston-rings-107-motor-3-937-010-m8-2c523125","title":"HASTINGS Piston Rings - 107\" Motor - 3.937\" +.010\" - M8 2C523125","description":"\u003cp\u003ePiston Rings - 107\" Motor - 3.937\" +.010\" - M8\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top compression rings are Barrel Face, Coated using PVD (Physical Vapor Deposition) process, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second compression rings are Napier,  Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil control rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759466089,"sku":"2C523125","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2751508.png?v=1772394753"},{"product_id":"hastings-piston-rings-107-motor-3-937-005-m8-2c523113","title":"HASTINGS Piston Rings - 107\" Motor - 3.937\" +.005\" - M8 2C523113","description":"\u003cp\u003ePiston Rings - 107\" Motor - 3.937\" +.005\" - M8\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top compression rings are Barrel Face, Coated using PVD (Physical Vapor Deposition) process, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second compression rings are Napier,  Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil control rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759498857,"sku":"2C523113","price":89.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2751496.png?v=1772394766"},{"product_id":"hastings-piston-rings-3-498-0-040-evolution-big-twin-2m6164040","title":"HASTINGS Piston Rings - 3.498\" + 0.040\" - Evolution Big Twin 2M6164040","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.040\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759597161,"sku":"2M6164040","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2485637.png?v=1772394779"},{"product_id":"hastings-piston-rings-3-498-standard-1200-xl-2m5069","title":"HASTINGS Piston Rings - 3.498\" Standard - 1200 XL 2M5069","description":"\u003cp\u003ePiston Rings - 3.498\" Standard - 1200 XL\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759629929,"sku":"2M5069","price":43.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2569580.png?v=1772394793"},{"product_id":"hastings-piston-rings-114-motor-4-000-standard-m8-2c5232","title":"HASTINGS Piston Rings - 114\" Motor - 4.000\" Standard - M8 2C5232","description":"\u003cp\u003ePiston Rings - 114\" Motor - 4.000\" Standard - M8\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top compression rings are Barrel Face, Coated using PVD (Physical Vapor Deposition) process, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second compression rings are Napier,  Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil control rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759695465,"sku":"2C5232","price":48.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2731887.png?v=1772394807"},{"product_id":"hastings-piston-rings-114-motor-4-000-010-m8-2c523225","title":"HASTINGS Piston Rings - 114\" Motor - 4.000\" +.010\" - M8 2C523225","description":"\u003cp\u003ePiston Rings - 114\" Motor - 4.000\" +.010\" - M8\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top compression rings are Barrel Face, Coated using PVD (Physical Vapor Deposition) process, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second compression rings are Napier,  Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil control rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759728233,"sku":"2C523225","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/2751509.png?v=1772394822"},{"product_id":"hastings-piston-rings-3-437-0-020-1200-cc-big-twin-6482020","title":"HASTINGS Piston Rings - 3.437\" + 0.020\" - 1200 cc Big Twin 6482020","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.020\" - 1200 cc Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Cast coated , Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759761001,"sku":"6482020","price":56.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3989.png?v=1772394834"},{"product_id":"hastings-piston-rings-3-498-0-020-80-big-twin-2m6127020","title":"HASTINGS Piston Rings - 3.498\" + 0.020\" - 80\" Big Twin 2M6127020","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.020\" - 80\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759859305,"sku":"2M6127020","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4031.png?v=1772394846"},{"product_id":"hastings-piston-rings-3-498-0-030-80-big-twin-2m6127030","title":"HASTINGS Piston Rings - 3.498\" + 0.030\" - 80\" Big Twin 2M6127030","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.030\" - 80\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956759957609,"sku":"2M6127030","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4032.png?v=1772394860"},{"product_id":"hastings-piston-rings-3-498-0-010-evolution-big-twin-2m6164010","title":"HASTINGS Piston Rings - 3.498\" + 0.010\" - Evolution Big Twin 2M6164010","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.010\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956760023145,"sku":"2M6164010","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4035.png?v=1772394876"},{"product_id":"hastings-piston-rings-3-188-0-010-1000-xl-7003010","title":"HASTINGS Piston Rings - 3.188\" + 0.010\" - 1000 XL 7003010","description":"\u003cp\u003ePiston Rings - 3.188\" + 0.010\" - 1000 XL\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Ring is Torsional, Increases gas side sealing and better oil control, May have barrel or straight face, Second Compression Ring is Torsional, This twist ring creates an OD bottom side scraping edge that helps wipe oil off the cylinder wall and into the crankcase, Sharp edge contact helps speed break-in, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956760055913,"sku":"7003010","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3984.png?v=1772394888"},{"product_id":"hastings-piston-rings-3-498-0-030-evolution-big-twin-2m6164030","title":"HASTINGS Piston Rings - 3.498\" + 0.030\" - Evolution Big Twin 2M6164030","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.030\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956760121449,"sku":"2M6164030","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4037.png?v=1772394904"},{"product_id":"hastings-piston-rings-3-625-big-bore-88-big-twin-2m5721","title":"HASTINGS Piston Rings - 3.625\" Big Bore - 88\" Big Twin 2M5721","description":"\u003cp\u003ePiston Rings - 3.625\" Big Bore - 88\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956760252521,"sku":"2M5721","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4042.png?v=1772394919"},{"product_id":"hastings-piston-rings-3-750-standard-88-twin-cam-2m4793","title":"HASTINGS Piston Rings - 3.750\" Standard - 88\" Twin Cam 2M4793","description":"\u003cp\u003ePiston Rings - 3.750\" Standard - 88\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956760416361,"sku":"2M4793","price":75.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4046.png?v=1772394928"},{"product_id":"hastings-piston-rings-3-875-standard-95-big-bore-twin-cam-2m4985","title":"HASTINGS Piston Rings - 3.875\" Standard - 95\" Big Bore Twin Cam 2M4985","description":"\u003cp\u003ePiston Rings - 3.875\" Standard - 95\" Big Bore Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956764020841,"sku":"2M4985","price":87.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4047.png?v=1772394944"},{"product_id":"hastings-piston-rings-3-875-0-005-95-big-bore-twin-cam-2m4985005","title":"HASTINGS Piston Rings - 3.875\" + 0.005\" - 95\" Big Bore Twin Cam 2M4985005","description":"\u003cp\u003ePiston Rings - 3.875\" + 0.005\" - 95\" Big Bore Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956770574441,"sku":"2M4985005","price":87.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4048.png?v=1772394957"},{"product_id":"hastings-piston-rings-3-437-standard-74-big-twin-2m6482","title":"HASTINGS Piston Rings - 3.437\" Standard - 74\" Big Twin 2M6482","description":"\u003cp\u003ePiston Rings - 3.437\" Standard - 74\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956770607209,"sku":"2M6482","price":80.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4021.png?v=1772394970"},{"product_id":"hastings-piston-rings-3-437-0-020-74-big-twin-2m6482020","title":"HASTINGS Piston Rings - 3.437\" + 0.020\" - 74\" Big Twin 2M6482020","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.020\" - 74\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956770705513,"sku":"2M6482020","price":80.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4023.png?v=1772394984"},{"product_id":"hastings-piston-rings-3-437-0-040-74-big-twin-2m6482040","title":"HASTINGS Piston Rings - 3.437\" + 0.040\" - 74\" Big Twin 2M6482040","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.040\" - 74\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956770738281,"sku":"2M6482040","price":80.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4025.png?v=1772394998"},{"product_id":"hastings-piston-rings-3-188-0-030-1000-xl-7003030","title":"HASTINGS Piston Rings - 3.188\" + 0.030\" - 1000 XL 7003030","description":"\u003cp\u003ePiston Rings - 3.188\" + 0.030\" - 1000 XL\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Ring is Torsional, Increases gas side sealing and better oil control, May have barrel or straight face, Second Compression Ring is Torsional, This twist ring creates an OD bottom side scraping edge that helps wipe oil off the cylinder wall and into the crankcase, Sharp edge contact helps speed break-in, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956770803817,"sku":"7003030","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3986.png?v=1772395012"},{"product_id":"hastings-piston-rings-3-437-0-010-1200-cc-big-twin-6482010","title":"HASTINGS Piston Rings - 3.437\" + 0.010\" - 1200 cc Big Twin 6482010","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.010\" - 1200 cc Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Cast coated , Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956771197033,"sku":"6482050","price":56.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3992.png?v=1772395072"},{"product_id":"hastings-piston-rings-3-437-0-060-1200-cc-big-twin-6482060","title":"HASTINGS Piston Rings - 3.437\" + 0.060\" - 1200 cc Big Twin 6482060","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.060\" - 1200 cc Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Cast coated , Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956771229801,"sku":"6482060","price":56.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/3993.png?v=1772395089"},{"product_id":"hastings-piston-rings-3-437-0-070-1200-cc-big-twin-6482070","title":"HASTINGS Piston Rings - 3.437\" + 0.070\" - 1200 cc Big Twin 6482070","description":"\u003cp\u003ePiston Rings - 3.437\" + 0.070\" - 1200 cc Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Cast coated , Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956771950697,"sku":"6164030","price":35.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4003.png?v=1772395188"},{"product_id":"hastings-piston-rings-3-498-0-005-evolution-big-twin-2m6164005","title":"HASTINGS Piston Rings - 3.498\" + 0.005\" - Evolution Big Twin 2M6164005","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.005\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772049001,"sku":"2M6164005","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4006.png?v=1772395202"},{"product_id":"hastings-piston-rings-3-498-0-005-evolution-big-twin-6164005","title":"HASTINGS Piston Rings - 3.498\" + 0.005\" - Evolution Big Twin 6164005","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.005\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Cast coated , Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772147305,"sku":"6164005","price":35.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4007.png?v=1772395215"},{"product_id":"hastings-piston-rings-3-750-standard-88-twin-cam-2m4942","title":"HASTINGS Piston Rings - 3.750\" Standard - 88\" Twin Cam 2M4942","description":"\u003cp\u003ePiston Rings - 3.750\" Standard - 88\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772180073,"sku":"2M4942","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4008.png?v=1772395231"},{"product_id":"hastings-piston-rings-3-750-0-005-88-twin-cam-2m4942005","title":"HASTINGS Piston Rings - 3.750\" + 0.005\" - 88\" Twin Cam 2M4942005","description":"\u003cp\u003ePiston Rings - 3.750\" + 0.005\" - 88\" Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772212841,"sku":"2M4942005","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4009.png?v=1772395243"},{"product_id":"hastings-piston-rings-3-498-0-010-80-big-twin-2m6127010","title":"HASTINGS Piston Rings - 3.498\" + 0.010\" - 80\" Big Twin 2M6127010","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.010\" - 80\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772245609,"sku":"2M6127010","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4030.png?v=1772395258"},{"product_id":"hastings-piston-rings-3-498-0-040-80-big-twin-2m6127040","title":"HASTINGS Piston Rings - 3.498\" + 0.040\" - 80\" Big Twin 2M6127040","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.040\" - 80\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772409449,"sku":"2M6127040","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4033.png?v=1772395274"},{"product_id":"hastings-piston-rings-3-498-standard-evolution-big-twin-2m6164","title":"HASTINGS Piston Rings - 3.498\" Standard - Evolution Big Twin 2M6164","description":"\u003cp\u003ePiston Rings - 3.498\" Standard - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772442217,"sku":"2M6164","price":49.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4034.png?v=1772395303"},{"product_id":"hastings-piston-rings-3-498-0-020-evolution-big-twin-2m6164020","title":"HASTINGS Piston Rings - 3.498\" + 0.020\" - Evolution Big Twin 2M6164020","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.020\" - Evolution Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772540521,"sku":"2M6164020","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4036.png?v=1772395330"},{"product_id":"hastings-piston-rings-3-000-standard-883-cc-xl-evolution-2m6198","title":"HASTINGS Piston Rings - 3.000\" Standard - 883 cc XL Evolution 2M6198","description":"\u003cp\u003ePiston Rings - 3.000\" Standard - 883 cc XL Evolution\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956772966505,"sku":"2M6198","price":55.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4038.png?v=1772395354"},{"product_id":"hastings-piston-rings-3-498-0-005-80-big-twin-2m6127005","title":"HASTINGS Piston Rings - 3.498\" + 0.005\" - 80\" Big Twin 2M6127005","description":"\u003cp\u003ePiston Rings - 3.498\" + 0.005\" - 80\" Big Twin\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Reverse Torsional Taper Face, Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, 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., Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956773032041,"sku":"2M6127005","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4045.png?v=1772395381"},{"product_id":"hastings-piston-rings-3-875-standard-95-103-big-bore-twin-cam-2m4941","title":"HASTINGS Piston Rings - 3.875\" Standard - 95\"\/103\" Big Bore - Twin Cam 2M4941","description":"\u003cp\u003ePiston Rings - 3.875\" Standard - 95\"\/103\" Big Bore - Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956773064809,"sku":"2M4941","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4010.png?v=1772395407"},{"product_id":"hastings-piston-rings-3-875-0-005-95-103-big-bore-twin-cam-2m4941005","title":"HASTINGS Piston Rings - 3.875\" + 0.005\" - 95\"\/103\" Big Bore - Twin Cam 2M4941005","description":"\u003cp\u003ePiston Rings - 3.875\" + 0.005\" - 95\"\/103\" Big Bore - Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\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":"HASTINGS","offers":[{"title":"Default Title","offer_id":42956773163113,"sku":"2M4941005","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/0058\/files\/4011.png?v=1772395431"},{"product_id":"hastings-piston-rings-3-875-0-010-95-103-big-bore-twin-cam-2m4941010","title":"HASTINGS Piston Rings - 3.875\" + 0.010\" - 95\"\/103\" Big Bore - Twin Cam 2M4941010","description":"\u003cp\u003ePiston Rings - 3.875\" + 0.010\" - 95\"\/103\" Big Bore - Twin Cam\n\u003cbr\u003eIncludes top compression rings, second compression rings, and oil control rings, Top Compression Rings are Barrel Face, Helps in the the heat transfer process between the piston and cylinder wall, Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft, Second Compression Ring are Napier, Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring,  Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy, Oil Control Rings are Three Piece Flex Vent, Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore, Provides uniform pressure through four steel rails and two expanders assuring positive oil control, Made in the USA, Includes enough rings for two pistons (unless noted)., Two rings per groove, except for the rails that will be two rail rings per one expander ring.\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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