ALL PRODUCTS

Features S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges S&S 635 easy-start gear drive cams and 1.725:1 rocker arms for ....

Features Made in the USA Big Bore Kit Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining require...

Features Kit includes all required bearings, o-rings, and hardware Bolt-in compatible with all stock valve train components Provides increased tor...

Features Kit includes all required bearings, o-rings, and hardware Ideal horsepower cam for 114" and larger engines Maximizes peak torque and hors...

Features Kit includes all required bearings, o-rings, and hardware Ideal horsepower cam for 114" and larger engines Maximizes peak torque and hors...

Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined f...

Features Original engine serial numbers are retained MLS (Multi-Layered Steel) head gaskets Retains stock engine height Stock bolt pattern Notes ...

Features Sturdy 6061 T6 aluminum construction Improves shifting leverage by 25% Makes it easier to shift gears and find neutral Reduces force requ...

Features Sturdy 6061 T6 aluminum construction Improves shifting leverage by 25% Makes it easier to shift gears and find neutral Reduces force requ...

Big Sucker Air Cleaner Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker Air Cleaner Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provid...

Big Sucker Air Cleaner Kit - Natural - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provi...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker* Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provid...

Big Sucker* Air Filter Kit - Natural - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provi...

Big Sucker* Air Filter Kit - Natural - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provi...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker* Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provid...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker* Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provid...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...

Big Sucker* Air Filter Kit - Chrome - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provid...

Big Sucker* Air Filter Kit - Black - Stage I Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide...