56-59 Valve Covers - 283 Ribbed W/corvette Script & Fins - Polished Sand Cast -
Raised Corvette script lettering and 7 fins, staggered perimeter mount style for 1955 to early 1959 cylinder heads. Mid height design clears most roller rockers. No provision for PCV/breather or oil fill. NOTE: These are sand cast parts andthere will be some porosity.