COMP Cams Evolution HCT retrofit roller lifters for Oldsmobile/Pontiac V8 engines use patented Hydraulic Cartridge Technology to deliver consistent hydraulic performance, reduced startup noise and improved high-RPM capability. The cartridge design is serviceable, allowing the hydraulic element to be rebuilt, and the stiffer lifter body promotes stable operation under demanding conditions.
COMP Cams Retrofit Roller Lifters for Oldsmobile/Pontiac V8 - Set of 16