Edelbrock part #41723 Victor Series Valve Covers are designed for Chevy 262-400 1986-95 with left breather hole (centerbolt) applications. Our Victor Series valve covers have a finely textured black powder coated finish for a pleasing and unique appearance. This is the same finish you'll find on our top-of-the-line Edelbrock/Musi 555 Crate Engine. These valve covers are manufactured from die-cast aluminum and machined with 1-1/4" breather hole. Overall height is measured from base to top at the highest point.