Edelbrock part #41763 Classic Series Valve Covers are designed for Chrysler Small-Block LA 318-340-360 applications and have a Black finish. Edelbrock first made these aluminum valve covers in the late '50s and they're still a classic. Made of heavy-gauge sand-cast aluminum, Overall height is measured from base to top at the highest point. Edelbrock classic valve covers can be machined to accept breathers if desired.