Short-travel hydraulic roller tappets give increased valve train stability at high rpm
This offers maximum HP and valve train durability, especially with modern camshaft profiles
Feature a rigid nodular iron body and a premium 52100 series steel alloy bearing, axle and wheel assembly
Premium materials last longer and provide a stronger tappet
Utilizes an advanced ultra-high flow metering system which allows more oil movement through the engine to aid in cooling
Each lifter is precision ID Ground and matched with a Graded piston, ensuring reliable pump-up and quiet operation
Drop-in replacement for stock tappets
Made in the U.S.A.