Engine

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6? large diameter tapered sprocket shaft that provides more contact area for increased strength Standard S&S tapered crankpin and pinion...

The exact same assembly used in S&S SH80 Alternator engines Can be used to overhaul an S&S engine or to build a custom engine using similar crankcases and pistons Features 4-1/4" stroke, 8-1/2" diameter flywheels, and 7.440" connecting rods Made in the U...

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6? large diameter tapered sprocket shaft that provides more contact area for increased strength Standard S&S tapered crankpin and pinion...

Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained Powder coat finish matches factory finish MLS (multi-layered steel) head gaskets Retains stock engine height Includes cam cover badge All necessary gaskets...

Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained Powder coat finish matches factory finish MLS (multi-layered steel) head gaskets Retains stock engine height Includes cam cover badge All necessary gaskets...

Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained Powder coat finish matches factory finish MLS (multi-layered steel) head gaskets Retains stock engine height Includes cam cover badge All necessary gaskets...

Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained Powder coat finish matches factory finish MLS (multi-layered steel) head gaskets Retains stock engine height Includes cam cover badge All necessary gaskets...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron liners...

S&S heads are available to be used with stock-style flat-top pistons Kits are fully assembled, and include stainless steel valves and high-lift (.585") springs Intake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base...