S&S CYCLE

103" stock motors or motors with factory 95" kits require piston kit only; stock or S&S cylinder heads can be usedMade in the U.S.A.Fuel-injected motors will require recalibration of the...

Cylinder and piston kits contain S&S 3-1/2" bore (80") cylinders and forged pistons, rings, wrist pins, and head and base gasketsThe pistons included in kits are flat-topped cast pistons designed to...

Rocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kitRocker Arm ShaftsReplace broken or worn OEM pieces with stronger, more durable S&S...

Made in the U.S.A.

Forged from 8620 steel, heat-treated then shot-peened for additional strength and durabilityRocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker...

Forged from 8620 steel, heat-treated then shot-peened for additional strength and durabilityRocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker...

Unique S&S design dual-spring kit reduces the risk of valve floatFor valve lift to .585" with 1.800"/130 lb. installed height, 325 lb. at max liftIncludes springs, top and bottom collars, keeper...

Unique S&S design dual-spring kit reduces the risk of valve floatFor valve lift to .585" with 1.800"/130 lb. installed height, 325 lb. at max liftIncludes springs, top and bottom collars, keeper...

Unique S&S design dual-spring kit reduces the risk of valve floatFor valve lift to .585" with 1.800"/130 lb. installed height, 325 lb. at max liftIncludes springs, top and bottom collars, keeper...

High port flow gives great performance now, and more later when additional upgrades are doneHeads are fully assembled with springs and valvesCompression ratios vary depending on cylinder heads...

High port flow gives great performance now, and more later when additional upgrades are doneHeads are fully assembled with springs and valvesCompression ratios vary depending on cylinder heads...

Include springs, upper and lower collars and keysFor valve lift to .650" with 1.860"/178 lbs. installed height, 376 lbs. at max liftMax 6500 rpmMade in the U.S.A.