Everything you need for a complete oil change Superior lubrication for reduced engine wear and lower oil temperatures Provides consistent viscosity, and resists thermal breakdown and oxidation at...

Everything you need for a complete oil change Superior lubrication for reduced engine wear and lower oil temperatures Provides consistent viscosity, and resists thermal breakdown and oxidation at...

Classic 2-1 styling with world famous S&S performance! Full heat shields on both front and rear headers Stepped header construction Computer aided design and precision bending for...

Contains a body rebuild kit, accelerator pump rebuild kit, all new fasteners, springs, idle mixture screw, seat and needle assembly Fits super E gas carbs

Big Bore kit yields excellent results with stock cylinder heads This is the largest bore (3.937") that can fit in a stock engine case Stock engine height is maintained so there are no manifold...

Deck height is 1.0985" Wristpin diameter is .927" Standard 4.0" bore Piston features a 12.5cc raised dome to achieve a compression ratio of 10.6:1 For 2007-'17 HD CVO 110 engines...

Contains a body rebuild kit, accelerator pump rebuild kit, all new fasteners, springs, idle mixture screw, seat and needle assembly Fits super G gas carbs

1984-1999 Big Twins and S&S V-Series Engines 4-1/8" Bore .043" Micropore Head Gasket .018" Micropore Base Gasket Includes manifold seals, dowel pins, exhaust gaskets, pushrod...

S&S doesn't build anything unless it makes power and the SuperStreet does exactly that with an average of +15% gain in Hp out of the M8 Softail models Combine that with the perfect length...

Stock or 4-1/8" bore crankcases to be used as a foundation for a custom engine or replacement for T111, T124, or T143 Stock looking, but stronger; thicker wall sections and superior 356-T6...