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1979-1981 GMC K3500
This Helps Keep The Costs Down
600'' exhaust valves this head moves tremendous volumes of air through conservative runner volumes
base and a 1/2" spacer with a built-in O-ring for a positive seal
COMP Cams BB Chevy Gen VI Roller Lifter +.300 Taller 53653711 1979-1981 GMC K3500These . 300" Tall 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 tolerances and fully rebuildable. The
