V-Thunder™ Tappet Assembly

V-Thunder™ Tappet Assembly

Features an oil metering design that provides uniform metering throughout the entire rpm range

Rollers and axles are manufactured from high-carbon/chromium bearing-quality steel, which is through-hardened for improved wear and load-carrying capability, and the pushrod seat is carbo-nitrided

Each unit is 100% tested for proper function

HY-REV™ hydraulic roller lifter features internal hydraulic check valve, which allows for higher rpm

Made in the U.S.A.

PRO-MAGNUM™ hydraulic roller lifter requires adjustable pushrods.