CRANKCASE BLK 4.125BR 06-

Crankcase for Dyna4.125" bore crankcase can be used as a foundation for a custom engine or replacement for T111, T124, or T143Stock looking, but stronger; thicker wall sections and superior 356-T6 aircraft grade aluminumTough powder coat finishesReinforced front motor mount for extra strengthTimken® sprocket shaft bearing – Strong enough for the most demanding applicationsClearanced for strokes up to 4-3/16" and cams up to 0.720" liftIncludes pinion and Timken® bearingManufacturer's Statement of Origin (MSO) includedIncludes studs and cam bearings installedCrankcases are specially machined for the new S&S oil line installation kits sold separatelyMade in the USARequires oil supply line installation kit.