COMP Cams Hydrlc Roller Lifter FS O-E in - cca877-1 missing-image -cc Tonneau Covers::Bed Covers -

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6489cc Engine Components::Lifters 1971-1972 Chevrolet Biscayne Base V8

64 Grind Number : 306AR-4 Intake Duration at

COMP Cams Hydrlc Roller Lifter FS O-E in - cca877-1 missing-image -cc Tonneau Covers::Bed Covers -Engineers at COMP Cams developed Short Travel Race Hydraulic Roller Lifters using a design that maximizes the performance of Hydraulic Roller lifters at higher engine speeds. With full travel Hydraulic lifters in performance engines, higher rpms are often limited by the incorrect positioning of the lifter's internal piston, which inevitably ? pumps up? during the engine cycle. This improper location results in open valves and therefore leads to lost