S&S Cycle

Bolt on big bore kits mean easy installation with no machining and no rebalancing S&S bolt-in cams and premium tappets make the most of the add...

Made in the U.S.A. Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out.

Pre-filter for teardrop Air Stinger air filters

Moisture repellent rain cover for S&S tuned induction filters (pr.) Made in the U.S.A.

For jetting most stock and performance engines Made in the U.S.A.

Made of super-strong Gates Carbon X3N material

Made of super-strong Gates Carbon X3N material

Super stock heads and crankcase S&S easy start cams High-flow oil pump Forged flattop pistons Intake system not included; compatible with stock...

Lower Compression, 10.2:1, for great street torque Includes Super Stock heads, T2 crankcase, high flow oil pump, cam cover and easy start gear driv...

Parts are proven to work well together therefore no guesswork Saves money by buying as a package Include bolt-in cams, premium tappets and Quickee ...

L78-84 Shovelheads use rubber-band-type intake seals 66-E78 Shovelheads use O-ring-type intake seals Compatible with S&S Super E, B and G carbs...

Fit the S&S Stealth air cleaner kits 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...

Design mimics the classic S&S Two Throat intake air cleaner kits Classic look, modern performance Fits S&S® Stealth air cleaner kits Made i...

Start any engine regardless of displacement or compression ratio with a stock starter Save your starter and battery; tested for 10,000 starts witho...

Start any engine regardless of displacement or compression ratio with a stock starter Save your starter and battery; tested for 10,000 starts witho...

Great overall cam for Softail and Dyna Provides strong low-end torque and horsepower Strongest from 1500-5000 rpm

Start any engine regardless of displacement or compression ratio with a stock starter Save your starter and battery; tested for 10,000 starts witho...

Mk45 4.5" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX cartridge pac...

Mk45 4.5" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX cartridge pack...

Stripped down styling Aggressive sound Includes removable dB Reducer Made in the USA!

Stripped down styling Aggressive sound Includes removable dB Reducer Made in the USA!

Up to 12% more horsepower and 6% more torque (when used with Stealth Air Cleaner Kit) Deep performance rumble replaces stock whisper tone Race insp...

Classic Slash Cut styling All hardware and gaskets included Deep performance rumble replaces stock whisper tone Removable dB reducer included Made ...

Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal Removable ...

Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal Removable ...

Canister is slightly smaller in diameter than stock filters to make them easier to remove and install Designed with a direct bypass valve that rout...

Canister is slightly smaller in diameter than stock filters to make them easier to remove and install Designed with a direct bypass valve that rout...

Requires throttle body specific Stealth air cleaners (available separately) for 58mm and 66mm bodies Sealed, stainless steel throttle shaft with du...

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 assem...

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 assem...

For use in stock and S&S flywheels Includes crankpin, nuts and key Made in the U.S.A.

Heavy-duty steel cam bearing plate is recommended for use with all gear-drive cams and is included in S&S complete gear-drive cam kits Made in ...

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,...

S&S cams are tested on the dyno, street and racetrack before being offered to the public With hundreds of test hours on them, you know that you...

Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and reduces turbulence and increases flow Kits incl...

Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and reduces turbulence and increases flow Kits incl...

Made in the U.S.A.

Fits in stock chassis, no cutting or frame modifications necessary. B3 cylinder heads CNC-machined with two-bolt exhaust flanges. Super Stock™ T2 c...

For use with all current S&S intake manifolds Made in the U.S.A.

Kits include all required parts needed when servicing or changing gear- or chain-drive cams in a Twin Cam motor Made in the U.S.A.

A two-gear set is required for gear-driven cams that do not come with secondary cam gears; includes outer cam drive gear, pinion drive gear and mou...

Cast iron intake/exhaust guide Fits S&S Super Stock and stock Harley-Davidson cylinder heads Guide ID measures aprox. .309"/.310" with enough m...

Cast iron intake/exhaust guide Fits S&S Super Stock and stock Harley-Davidson cylinder heads Guide ID measures aprox. .309"/.310" with enough m...

High port flow gives great performance now, and more later when additional upgrades are done Heads are fully assembled with springs and valves Comp...

S&S heads give great performance, and work with additional upgrades Kits are fully assembled, and include stainless steel valves and high-lift ...

S&S heads give great performance, and work with additional upgrades Kits are fully assembled, and include stainless steel valves and high-lift ...

Heads come completely assembled with valve seats, valves, guides, seals, .590" lift valve springs, collars and valve keepers Complete kits also inc...