Engine

Replacement Flywheel Assemblies for Twin Cam Motors S&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpin Flywheel assemblies are designed for use with Timken bearing conversion...

Heads come completely assembled with valve seats, valves, guides, seals, .590" lift valve springs, collars and valve keepers Kit also includes rocker cover gaskets, head gaskets, exhaust flange gaskets and hardware for rocker housings, top engine mount...

Heads come completely assembled with valve seats, valves, guides, seals, .590" lift valve springs, collars and valve keepers Kit also includes rocker cover gaskets, head gaskets, exhaust flange gaskets and hardware for rocker housings, top engine mount...

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 Machined with timing notches compatible with...

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 Machined with timing notches compatible with...

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 Machined with timing notches compatible with...

Replacement Flywheel Assemblies for Twin Cam Motors S&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpin Flywheel assemblies are designed for use with Timken bearing conversion...

All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined from billet aluminum with a blue anodized finish Passage plugs removable for servicing Independent scavenge sections...

All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined from billet aluminum with a blue anodized finish Passage plugs removable for servicing Independent scavenge sections...

3.625" big bore cylinder case for any stroke up to and including 5" and most stock length connecting rods Machined to accept an oil filter assembly that mounts on the front of stock motor cases All races are line-honed and breather cavity is...

High port flow gives great performance now, and more later when additional upgrades are done Heads are fully assembled with springs and valves Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see...

3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length connecting rods Machined to accept an oil filter assembly that mounts on the front of stock motor cases All races are line-honed and breather cavity is...