S&S Cycle

Precision-machined and heat-treated bodies Premium-quality anti-pump-up hydraulic inserts Eliminate noise from the mechanical valve train Made in t...

Hard anodized black coating for maximum wear resistance Billet aluminum construction Stronger material eliminates distortion Improve tappet stabili...

Magnets hold covers in place; no setscrews needed Specially designed for S&S headbolts Not for stock headbolts Made in the U.S.A.

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

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

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders...

The Big Bore kit yields excellent results with stock cylinder heads Easy installation: no need to bore or split existing cases, just swap the cylin...

The Big Bore kit yields excellent results with stock cylinder heads Easy installation: no need to bore or split existing cases, just swap the cylin...

The Big Bore kit yields excellent results with stock cylinder heads Easy installation: no need to bore or split existing cases, just swap the cylin...

Cylinders are constructed from premium aluminum castings with cast-in iron liners Kits include cylinders, pistons, rings and gaskets (head, base an...

Cylinder and piston kit can be used to build 84", 86" or 88" stroker engines, or to replace the cylinders and piston in an engine with an existing ...

Cylinder and piston kits contain S&S 3-1/2" bore (80") cylinders and forged pistons, rings, wrist pins, and head and base gaskets The pistons i...

Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame Cast Ductile Iron Sleeve in cast...

The Big Bore kit yields excellent results with stock cylinder heads Easy installation: no need to bore or split existing cases, just swap the cylin...

Huge bore increase (4.320") means huge power increase Retains stock engine height Powder coat finish match factory finish, giving the bike a “sleep...

Three stages for consistent pressure and reliable scavenging Separate scavenge sections for flywheel cavity and cam chest (no interface) Screens an...

Replacement 45 degree elbow for S&S Cycle oil pump

OEM replacement NPT Plug for Big Twin/XL oil pumps

Precision Machined from Billet Aluminum Independent Scavenge Sections for Flywheel Cavity and Cam Chest Debris Screens in both scavenge pickups Ma...

Oil Pump for M8 models

Oil Pump for M8 models

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...

Replacement rings come as sets for two pistons Made in the U.S.A.

New-style breather is not dependent on the rotation of the crankshaft to make it open and close. Instead, reeds open when pressure in the crankcase...

The exact same assembly used in S&S SH80 Alternator engines Can be used to overhaul an S&S engine or to build a custom engine using similar...

Superior quality OE replacement bearings Made in the U.S.A.

Made in the U.S.A. Replacement right side crankcase main bearing assemblies

Strongest from 3500-6000 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...

Increase displacement from 883cc to 1200cc Saves time because pistons are already fit to the cylinders - ready to assemble out of the box Cylinders...

Significantly increase performance Provides more horsepower without sacrificing torque 10.6:1 compression ratio Simple EFI tuning with three calibr...

Kit comes with gear and spacer Require the use of corresponding cam and pinion gear Made in the U.S.A.

Hardware, check balls, retainers, etc. are available for Big Twin oil pumps

Forged pistons for superior strength Modern alloys and piston skirt profiles for low noise and long engine life Includes set of pistons, rings, wri...

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6 large diameter tapered sprocket...

Machined from 4140 forged steel and heat treated for maximum strength Feature the exclusive .750" long S&S rocker arm bushing which provides 50...

Made in the U.S.A.

Cold-formed 9/16" 12-point head with integral washer Stronger material than stock Head bolts 200,000 psi ultimate tensile strength Reusable

Made in the U.S.A.

Made in the U.S.A. Replacement right side crankcase main bearing assemblies

Designed as bolt-in cam for touring bikes with compression ratio between 9:1 and 9:9 More power across the rpm range, with improved low and midrang...

Bolt-in cam for 103” and 106” Big Bore Twin Cam motors Use with stock heads (up to 10.2 compression) and low restriction intake and exhaust Great f...

Upgrade to S&S bolt-in performance camshafts Improves engine performance - higher lift and optimized cam timing S&S Quickee pushrods - easy...

Upgrade to S&S bolt-in performance camshafts Improves engine performance - higher lift and optimized cam timing S&S Quickee pushrods - easy...

High-quality OEM replacement component Comes with bolt and washer

Single-fire and dual-fire function built into a single module All-metal housing provides improved heat dissipation Ignition advance and timing deg...

This single-fire coil is actually two separate coils in a single package Works well with any single-fire ignition system Made in the U.S.A.