S&S® solid lifter conversion kit with adjustable lifters for 1966-'84 HD® Shovelhead engines with stock 5.330" cylinders. Converts stock hydraulic lifter to 1948-'52 style adjustable solid lifter. Includes all parts needed for converting to solid...

S&S® 80" Cast Flat-Topped Replacement Piston Kits For 1984-'99 HD® Big Twins W/ Stock Heads or S&S Performance Replacement Heads - STD.

Whether you're racing Hooligan flat-track or just want more power, the S&S Hooligan kits for 2000-'21 Harley-Davidson Sportster models will give you an edge on the competition. Boost that 883 to 1200cc. Bolt on big bore kits mean easy installation with...

Boost any 883cc Harley-Davidson Sportster to 1200cc. No machine shop? No problem, no machining is needed. Don't want to rebalance your stock 883cc flywheels? You don't need to since these pistons weigh the same as stock 883 pistons. Cylinder head...

583 cams are bolt-in cams for 2005-'16 engines. Cams that exceed the limits of the stock valve springs require the use of special high lift springs. Most S&S cams have higher lift than stock and are designed to take advantage of the extra flow of ported...

20 percent flow increase on supply side and 52 percent flow increase on scavenge.

The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element. More filter surface equals a 55 percent gain over a factory filter in an M8. The Air Stinger filter element is...

The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element. More filter surface equals a 55 percent gain over a factory filter in an M8. The Air Stinger filter element is...

The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element. More filter surface equals a 55 percent gain over a factory filter in an M8. The Air Stinger filter element is...

Increased filter area, combined with a radiused inlet and unique S&S stinger allow smoother, faster airflow for more power. Kit includes a backplate, filter element, top cover, hardware, and instructions.

Increased filter area, combined with a radiused inlet and unique S&S stinger allow smoother, faster airflow for more power. Kit includes a backplate, filter element, top cover, hardware, and instructions.This Part...

Classic Teardrop Air Cleaner Backplate for Super E & G Air Cleaners.This Part Fits:YearMakeModelSubmodel1997-1999Harley-DavidsonFLHR Road KingBase1998-1999Harley-DavidsonFLHRCI Road King ClassicBase1996-1997Harley-DavidsonFLHRI Road...