Valvetrain

Aggressive camshaft requiring high lift and higher load valvesprings, performance pushrods and lifters High flow air cleaner and triple stepped exhaust pipe highly recommended Heavy duty pushrods...

Not recommend to tune beyond stock emissions standards Compatible Vehicles Years

Aggressive pulling power with a nasty sound, the Reaper 521 grind will shine in 114 inch and larger cubic inch engines with added compression ratio Ported cylinder heads are not required, but will...

Revs up fast and pulls hard in engines with big bore cylinders, modified cylinder heads, intake,compression and exhaust The Reaper® 538 grind will shine in 124 inch and larger cubic inch engines...

Custom tooling was created to provide a countersink relief for the bolt/nut head versus machining away the entire end of the shaft per the factory design Recommended for all M-Eight engines and...

Custom tooling was created to provide a countersink relief for the bolt/nut head versus machining away the entire end of the shaft per the factory design Recommended for all M-Eight engines and...

Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow Eliminate wet sumping, blowby and oily air cleaners Heavy-duty .165 inch wall one-piece pushrods...

Feuling® complete camchest kit includes all necessary components from top to bottom of the camchest conveniently packaged under one part Combination kits not only ensure each individual part is...