S&S Cycle Crankcase – 31-0181A For Harley Motorcycles 1999-2006

Description

Note:For Twin Cam 88® A EnginesFeaturesReplacement Twin Cam “A” engine cases for stock H-D chassis only (carb and EFI)Feature greater overall strength than stock crankcasesStrong, dependable Timken®-style sprocket shaft bearingsClearanced for strokes up to and including 5″All passages between the crankcase cam support plate are O-ring sealedCompatible with most stock componentsCam chest has clearance for up to .675″ lift camsInclude S&S crankcase breather reed valve designed to eliminate oil carry-over and oil scavenging problemsRear motor mount bolts directly to the stock transmission; fully compatible with the stock primary, charging system, and other stock componentsMade in the U.S.A.This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.SpecsProduct NameCrankcaseBase ColorBlackColor/FinishBlackFinishWrinkle BlackBore Size4.125″UnitsEachRiding StyleStreet