COMP Cams Thumpr Hydraulic Roller - Camshaft - Lift 0.557/0.539 in - Duration 283/303 - 107 LSA - 1900/5600 RPM - Big Block Ford MT700BK 580 in Guide

580 in Guide

1971-1974 Dodge B300 Van

0L applications

has propelled us to the forefront of the motorsport world

Smaller stem for

COMP Cams Thumpr Hydraulic Roller - Camshaft - Lift 0.557/0.539 in - Duration 283/303 - 107 LSA - 1900/5600 RPM - Big Block Ford MT700BK 580 in GuideProduct Description: Camshaft Thumpr Hydraulic Roller Lift 0. 557 0. 539 in Duration 283 303 107 LSA 1900 5600 RPM Big Block Ford Sold Individually The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter what happens on a dyno or in a computer