COMP Cams BB Chevy Hi-Tech Roller Lifters-.875 Lifter Bore 57341231 The 4770 features a 1

The 4770 features a 1

Workhorse: FasTrack FT1801 04 - 05 6 L Engine

Headers and 2200+ stall with low gears

Five-piece kit includes handle

no longer will you be preoccupied with splitting a retainer and tearing up an engine when turning 10

COMP Cams BB Chevy Hi-Tech Roller Lifters-.875 Lifter Bore 57341231 The 4770 features a 1Great for applications with enlarged lifter bores, these Endure X Solid Roller Lifters from COMP Cams are engineered to withstand the demands of aggressive cam lobe designs and increased RPM ranges. They feature a wear resistant tool steel axle, precision sorted needle bearings and EDM Oil Injection Technology that guarantees the bearing assembly receives a constant flow of oil. Endure X Solid Roller Lifters are heat treated, machined to ultra high