Increase of 2-4 horsepower.

Comes complete with pistons, rings, wristpins, c clips, base gaskets, cylinder spacer, longer bolts, and machined dowel spacers.

Forged pistons with lubrication holes for extended use and better cooling.

Proper ring separation to extend ring life.

Taller piston design to extend piston and ring life compared to stock shorter pistons that wear prematurely.

Made in the USA