Overview Holley is pleased to introduce their Muscle Series Small Block Chevy valve covers inspired by 1970's era GM factory L82/LT1/Z28 equipped engines. These valve covers are a continuation of Holley's Vintage Series valve cover line featuring a classic finned design and retro styling cues. Each set consists of one valve cover with a twist-in oil fill knockout (oil fill cap included) and one with a recessed area to place an adhesive backed Holley emblem (also included) or any round emblem of your choice. These cast aluminum valves covers these may be slightly taller than OEM, however they are not designed to work with roller style rocker arms Features Designed to fit all 1958-86 Small Block Chevy engines with perimeter bolt patterns Die-Cast aluminum construction ensures high detail and reduces the opportunity for warping of the valve cover flange and oil leaks Standard height valve cover with pre-installed internal oil baffles Factory style twist-in oil fill cap, round Holley emblem, and square oil fill and PCV grommets included Available in four finishes to best suit your custom build: natural, polished, gloss black, factory orange
