Valve Covers are made to be a direct OEM replacement with precision welds to eliminate distortion and made from lightweight .125" 6061 T-6 aluminum . Also these feature rolled rails for an airtight ring seal, and provides extra clearance for modified valve trains . Cover are Triple dip chemical polish resists stains and includes all necessary hardware (gaskets not included).
302 / 351 Custom sheet metal Valve Covers
87-93 no problem
94-95 need a phenolic spacer