V-Thunder/Competition Cam DS1002 Hydraulic Roller Short Travel Tappets

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 i. d. Ground and matched with a Graded piston, ensuring reliable pump-up and quiet operation. Drop-in replacement for stock tappets. Sold in a set of four. Made in the USA.