Complete Engines & Rebuild Kits

Huge Power increase over stock engine124 cubic inch displacement4 1/8" Bore4 5/8" Stroke640 Cam1.671" diameter Crankpin927" WristpinPiston Cooling JetsS&S Forged Pistons10.8:1 CompressionS&S 3 Piece...

Super stock heads and crankcaseS&S easy start camsHigh-flow oil pumpForged flattop pistonsIntake system not included; compatible with stock or aftermarket intake systems4-1/8 bore x 4-1/8 stroke9.8:1...

Stock-height basic engine is direct bolt in replacement for aging 80" H-D Evolution enginesDoes not include carb or ignition; use stock or aftermarket carburetor and air cleaner508 camForged rocker...

+30% increase in HP and torque over stockShort stroke for less vibration and longer engine lifeShorter than stock engine height for easy installationDoes not include carb or ignition; use stock or...

Stock-height basic engine is direct bolt in replacement for aging 80" H-D Evolution enginesDoes not include carb or ignition; use stock or aftermarket carburetor and air cleaner508 camForged rocker...

The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcasesIncludes S&S 4-1/8" bore pistons, big bore cylinders finished in wrinkle black...

The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcasesIncludes 4.125" bore cylinders and forged dished pistons, S&S 4.625" stroke...

The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcasesIncludes S&S 4-1/8" bore pistons, big bore cylinders finished in wrinkle black...

The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcasesIncludes 4.125" bore cylinders and forged dished pistons, S&S 4.625" stroke...

Sidewinder Big Bore Stroker KitContains nearly everything needed to take a stock 74" or 80" H-D? Shovelhead engine up to 93" or 96" displacementIncludes 3.625" bore high tensile, cast iron sidewinder...

Sidewinder Big Bore Stroker KitContains nearly everything needed to take a stock 74" or 80" H-D? Shovelhead engine up to 93" or 96" displacementIncludes 3.625" bore high tensile, cast iron sidewinder...

Sidewinder Big Bore Stroker KitContains nearly everything needed to take a stock 74" or 80" H-D? Shovelhead engine up to 93" or 96" displacementIncludes 3.625" bore high tensile, cast iron sidewinder...