COMP Cams Evolution HCT hydraulic roller lifters for Ford 289–351W are a retrofit hydraulic tappet engineered to deliver consistent bleed rates, quiet operation, and reliable high-RPM performance. The self-contained hydraulic cartridge reduces oil aeration and internal volume for faster response and lower startup noise. Its patented cartridge creates a stiff lifter body and the hydraulic element is serviceable for rebuilds at home. Sold as a set of 16.
COMP Cams Evolution Retro-Fit Hydraulic Roller Lifters for Ford 289-351W - Set of 16