S&S Cycle

S&S Cycle #90-2015 - Intake Valve - 1.95" - Big Twin

Replacement Valves Made in the U.S.A

S&S Cycle #90-2022 - Exhaust Valve - 1.72" - Big Twin

Replacement Valves Made in the U.S.A

S&S Cycle #90-2053 - Valve Spring Kit - Big Twin

High-Lift Valve Spring Kit To be used with cams with up to .550" lift Includes springs and aluminum top retainers 140-lb. seat pressure Must allow additional rocker clearance for 48-65 Panheads Made in the U.S.A.

S&S Cycle #90-2087 - Valve Spring Shim - 0.030" - For B3 Heads

Valve Spring Shim .574" x 1.450" x .030" Black, steel construction Made in the USA

S&S Cycle #90-2158 - Valve Guide Seals - 8 pack

Valve Guide Seals High-quality replacement valve guide seals Made in the USA

S&S Cycle #90-2211 - Valve Guide - +0.001" - Twin Cam | XL

Valve Guide Cast iron intake/exhaust guide Fits S&S Super Stock and stock Harley-Davidson cylinder heads Guide ID measures aprox. 0.309"/0.310" with enough material left for proper clearancing Made in the USA

S&S Cycle #90-2212 - Valve Guide - +0.002" - Twin Cam | XL

Valve Guide Cast iron intake/exhaust guide Fits S&S Super Stock and stock Harley-Davidson cylinder heads Guide ID measures aprox. 0.309"/0.310" with enough material left for proper clearancing Made in the USA

S&S Cycle #90-4006 - Rocker Arm Shaft - Twin Cam/XL

Rocker Arm Shafts Made in the U.S.A.

S&S Cycle #90-4014 - Rocker Arm Bushing

Rocker Arm Bushing Replacement bushing for S&S roller rocker arms Made in the U.S.A.

S&S Cycle #90-4036 - Rocker Arm Shafts - Twin Cam

Rocker Arm Shafts Made in the U.S.A.

S&S Cycle #90-4049 - Rocker Box Gasket Kit

Rocker Cover Gasket Kit Includes all required gaskets and O-rings for both rocker boxes

S&S Cycle #90-4079 - Rocker Box Top Gasket

Die-Cast Rocker Cover Gasket Replacement seal for EVO Big Twin and S&S 4-1/8 bore motors

S&S Cycle #90-4104 - Rocker Arm Rebuild Kit

Roller Rocker Arm Rebuild Kit Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker arms Feature a modified...

S&S Cycle #90-4311 - Rocker Box Gasket Set - Shovelhead

Rocker Cover Gasket Kit Includes all required gaskets and O-rings for both rocker boxes

S&S Cycle #90-4915 - Compression Release Kit

Compression Release Kit Electric compression releases open when you press the start button and close when the button is released Manual compression releases are opened manually and close when the motor starts Kits include the required parts for...

S&S Cycle #90-4916 - Compression Release Hole Plug

Compression Release Hole Plug Not for use on OEM heads Made in the U.S.A.

S&S Cycle #90-9503 - Top End Gasket Kit - 4" Super Stock - EVO Big Twin

Gasket Kit Contains the best quality gaskets Made in the USA Top-end gasket kit do not include rocker box gaskets; must be purchased separately.

S&S Cycle #900-0050 - Spring Kit - .650"

Sidewinder® .650" Valve Spring Kit Include springs, upper and lower collars and keys For valve lift to .650" with 1.860" /178 lbs. installed height, 376 lbs. at max lift Max 6500 rpm Made in the USA

S&S Cycle #900-0251 - Cylinder Heads - 79 cc - Super Stock® - Twin Cam

79 cc Super Stock® Cylinder Head Heads are fully assembled with springs and valves Works great with 88" to 103" stock motors, but are ideal for larger stroker or big bore engines up to 110" Large 1.940" intake and 1.575" exhaust valve maintain port...

S&S Cycle #900-1176 - Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models

Cylinder Stud & Head Bolt Kit Studs 8 studs with rounded thread roots, rather than flat, improving fatigue strength 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC Positive stop shoulder allows for consistent installed height 180,000...

S&S Cycle #900-1186 - Billet Head Breather Kit - Anodized Blue - M8

Billet Head Breather Kit for M8 6061 billet aluminum head breathers replace the OEM plastic parts Dual O-ring for a better seal in the head Unique Labyrinth design to reduce oil pass-through Reduces emissions by lowering the amount of oil being...

S&S Cycle #900-4065A - Roller Rocker Arms

Roller Rocker Arms Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker arms Feature a modified lubrication system...

S&S Cycle #900-4119A - Non-Roller Rocker Arms

Forged Standard Rocker Arms An economical solution for stock rebuilds, and mild performance upgrades Forged from 8620 steel for greater strength than stock or cast steel Feature the same .750" long rocker shaft bushings as S&S Roller Rockers: longer...

S&S Cycle #900-4119FA - Forged Standard Rocker Arm

Forged Standard Rocker Arm An economical solution for stock rebuilds, and mild performance upgrades Forged from 8620 steel for greater strength than stock or cast steel Feature the same .750" long rocker shaft bushings as S&S Roller Rockers: longer...