ENGINE SECTION RED PART NUMBERS INDICATE NEW PARTS 6-3 1 2 3 4 5 6 7 8 9 10 11 CONTENTS ELECTRICAL FRAME FRONT END CONTROL WHEEL ENGINE DRIVE TRAIN FUEL EXHAUST GENERAL REFERENCE Engine Crankcases S&S CRANKCASES For higher performance applications or just a replacement for a worn out engine. These cases are compatible with the stock primary, charging system and all other stock components. • Much stronger than stock crankcases in every aspect. • Includes bearings and installation hardware. • Clearanced for up to 5” strokes. 1970/1984 Cases • Clearanced for up to 38 amp stators. 1984/1999 Cases • Relocated cam chest oil pick-up increases gear case scavenging and virtually eliminates oil carry-over at sustained high speeds. • A ported breather passageway and a machined breather window. • Crankcase breathing thru cases and heads. 1999/2006 Cases • Extra large front motor mount for increased strength. • Large cam chest allows for up to .675” cam lift. • Timken style sprocket shaft bearings. • Includes S&S crankcase breather reed valve to eliminate oil carry over and scavenging problems. Crankcase Style Finish Bore Part # 1970/1984 Natural Stock 60309 1984/1991 Natural Stock 60310 1992/1999 Natural Stock 60311 1999/2006 Twin Cam (except 2006 Dyna) Silver Stock 60312 1999/2006 Twin Cam (except 2006 Dyna) Black Stock 60313 1984/1991 1992/1999 1999/2006 1970/1984
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