ALL ENGINE

Features 0.4375" diameter chromoly steel for maximum strength Made in the USA Notes Rocker boxes must be removed for installation or removal. Co...

Features Pushrods adjust from 9.500" to 11.500" 9 mm diameter provides superior strength and durability Removal of rocker boxes is not required Ad...

Features Hydraulic valve train conversion kit for Shovelhead engines with S&S® rocker arms Fully engineered to utilize Evolution lifters and c...

Features Replace failed OEM tappet inserts on big twin engines Same quality components used in S&S tappet assemblies Compatible with stock t...

Features Precision-machined and heat-treated bodies Premium-quality anti-pump-up hydraulic inserts Eliminate noise from the mechanical valve tra...

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

Features Machined from 8620 steel heat treated forgings for maximum strength 0.750" long S&S rocker arm bushing which provides 50% more load b...

Features Made in the USA Replacement for '66-'84 valves Replacement Part for OEM Number(s) 180758081 180788081 Specs Product Name Valv...

Features Made in the USA Replacement for '66-'84 valves Note: 0.030" smaller than stock. Smaller exhaust valve head allows high TDC lifts with...

Features All-steel construction Welded-in-screen Higher flow than stock Elongated breather pocket scavenge hole for increased suction Made in the ...

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

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

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

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

Features Give your Shovelhead engine that nostalgic look of a Panhead Kit consists of a set of S&S P-series cylinder heads with rocker cradles...

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

Features 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 kno...

Features 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 kno...

Features 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 kno...

Features OEM specification replacement hydraulic camshaft with unique front and rear timing specifications H-grind is a dead-on reproduction of th...

Features OEM specification replacement hydraulic camshaft with unique front and rear timing specifications H-grind is a dead-on reproduction of th...

Features OEM specification replacement hydraulic camshaft with unique front and rear timing specifications H-grind is a dead-on reproduction of th...

Features Solid lifter conversion kit with adjustable lifters for '66-'84 Shovelhead engine with stock 5.330" cylinders Adjuster screw in the lifte...

Features Must allow additional rocker clearance for '48-'65 Panheads Use with stock-style bottom collar, valve guides, valve with stock 3/8" stem ...