Products

A four-gear set is required for gear-driven cams that do not come with secondary cam gears; includes two secondary cam gears, outer cam drive gear, outer pinion drive gear and mounting hardware Due to the inherent characteristics of gear drives, you may experience more valve train noise with gear driven cams; oversized and undersized gears are available to help achieve correct gear lash Made in the U.S.A. It is the installer's responsibility to check all clearances and follow all procedures in the S&S instructions and Harley-Davidson manual.

S&S Heads for Evo  S&S is a name that goes hand and hand with proven performance. Why would you trust anyone else with  your Evolutions performance mods? Features: Port design increases flow, while maintaining velocity Set up for .585 maximum lift EFI compatible Fits 84-99 Evolution Big Twin Made in USA Available in silver and black wrinkle powder coat 82 cc chamber, 8.8:1 in 80" motor, 9:5.1 in 96" motor 90" intake/1.75" exhaust valves Uses stock manifold

S&S High Compression Piston Kits Features: Significantly increase performance Provides more horsepower without sacrificing torque 10.6:1 compression ratio Simple EFI tuning with three calibration downloads for Dynojet® Power Vision® tuner

S&S HVHP Oil Pumps HVHP oil pumps have a new gear tooth profile with fewer but larger teeth that provides an increased oil volume for both supply and return-side of the pump Supply-side gears are 9% wider than stock Return gears are 28% wider than stock to ensure that the additional volume of oil supplied to the engine is scavenged and returned to the oil tank, reducing the amount of oil in the crankcase breather Kits include supply gears, return gears, drive shaft, drive shaft keys, drive shaft snap rings, check ball, check ball spring, pressure valve spring, cover screws with O-rings, miscellaneous hose fittings, plugs, screws, gaskets, mounting hardware, oil pump drive shaft gear, oil pump pinion shaft gear, S&S breather gear and shim kit and instructions Oil pumps only include supply gears, return gears, drive shaft keys, drive shaft snap rings, check ball, check ball spring, pressure valve spring, cover screws with O-rings, miscellaneous hose fittings, plugs, screws, gaskets, mounting hardware and instructions Made in the U.S.A.

S&S Hydraulic Lifters For Evolution Evo lifters can be a weak point. Change that with a set of S&S lifters, and give yourself peace of mind while you motor down the road! Features: Optional HL2T Kit limites travel to improve cold starts and high RPM timing accuracy Rollers have a larger-than-stock inner bearing race that reduces stress and increases axle life Each lifter body and plunger assembly is hand-fit and pressure-tested to ensure correct operation Redesigned plunger assembly withstands forces associated with heavy-duty valve springs and pushrods typically used in high-performance applications Revised metering device precisely controls oil delivery to top end, ensuring rapid lifter pump-up and reducing possibility of oil starvation to bottom end Sold in sets of four

S&S Inner Primary Race Eliminates bearing race movement that can cause costly damage to transmission seal and output bearing. A must for high performance applications.

S&S M8 Camplate and Oil Plate The S&S M8 oil pump and billet cam plate features dual scavenge pump technology in a brand new design for the M8 engine. Independent scavenge sections for flywheel cavity as well as cam chest combine to create a superior tool for distributing oil throughout your engine, debris screens and a powerful magnet keep the flotsam from following it. Increased flow capacity on both feed and scavenge side as well as adjustable pressure relief valve are all designed to keep lubricant flowing throughout your engine under even the most extreme conditions. The S&S billet cam plate and dual stage pump are the ideal combination for oil management in the M8 powered H-D touring or HD(R)Softail(R) models. Features: Buy the Kit and Save Money Precision Machined from Billet Aluminum Independent Scavenge Sections for Flywheel Cavity and Cam Chest Debris Screens in both scavenge pickups Magnet in cam chest to help prevent debris from entering pump. Increased flow capacity on both feed and scavenge side. Adjustable Pressure Relief Valve can be adjusted with unit in engine. Passage Plugs are removable for Servicing Steel wear plate to protect plate body being scored by pump rotors Blue Anodized Finish Made in USA

S&S M8 Cylinders Features: - Bolt on Cylinder Set  - Bored slightly under nominal size and are not honed - Sold in Pairs  - Made in the USA

Features: • S&S Cycle shrank the Classic Teardrop shape to the perfect proportions and laid it over the S&S Cycle easy to install Stealth Air Cleaner system. • 85% of original size • Iconic look • Machined openings around the rim add style and provide additional air flow • Chrome Finish • CARB EO# D-355-21• S&S Cycle shrank the Classic Teardrop shape to the perfect proportions and laid it over the S&S Cycle easy to install Stealth Air Cleaner system. • 85% of original size • Iconic look • Machined openings around the rim add style and provide additional air flow • Chrome Finish

S&S Original Tear Drop Air Cleaner Include an S&S cover, backing plate and high-quality filter element and hardware kit Available for most OEM carburetors and S&S performance intake systems Original S&S teardrop air cleaner assemblies Increase horsepower with no other changes Made in the U.S.A. Installation of an S&S air cleaner may require re-jetting or engine re-tuning, however tuning within the OEM emissions standards is required to maintain E.O. validity.

S&S Pinion Shaft Bearing Features: For All 00-02 Twin Cam B Models (Right Side) For All 03-07 Twin Cam Models (Right and Left Side) Replaces OEM #24604-00D. Made in the U.S.A.

S&S Pinion Side Race Features: Made in the U.S.A. OEM Replacement  Sold Each 03-17 Twin Cam/00-03 Twin Cam B

S&S Piston Cooling Jet Kit - Twin Cam  Milled from Billet Aluminum 6061-T6, Revised spray locations for more effective cooling, Dual Spray technology evenly cools both intake and exhaust sides of pistons, Creates a cooler engine with more power and better durability, Shortened nozzle for increased rod clearance, Includes all needed gaskets and hardware, Equivalent oil flow to stock

S&S Piston Cooling Jet Kit For M-Series  Features: Milled from Billet Aluminum 6061-T6 Revised spray locations for more effective cooling Dual jets for uniform piston cooling Shorter than OEM for greater rod clearance Includes all needed gaskets and hardware Equivalent Oil Flow to stock