S&S Cycle 06-17 Dyna Models w/ 4-1/8in Bore Stock Bolt Pattern Crankcase

This 4 1/8 in. bore wrinkle black crankcase is specially machined for the new S&S oil line installation kit for 2006-2017 Harley-Davidson® Dyna® models. Stock looking, but stronger - Thicker wall sections and superior 356-T6 aircraft grade aluminum.

• 41/8 and 4.425 in. bore crankcases to be used as a foundation for a custom engine or replacement for T111, T124, or T144


• Timken® sprocket shaft bearing - Strong enough for the most demanding applications


• Clearanced for strokes up to 4 13/16 in. and cams up to .720 in. life


• Manufacturer's Statement of Origin (MSO) included


• Reinforced front motor mount for extra strength


• Stock bore replacement for 06-17 Dyna models


• Includes studs and cam bearings installed


• Includes pinion and Timken® bearing


• Tough powder coat finish

Fits:
Harley Davidson_FXD Dyna Super Glide Base 2006 to 2013
Harley Davidson_FXDL Dyna Low Rider Base 2007 to 2017
Harley Davidson_FXDLI Dyna Low Rider Base_2006_
Harley Davidson_FXDWG Dyna Wide Glide Base 2006 to 2017