New OEM valve cover bolts with NL on head. These were used on all Ram Air IV, H/O , and Super Duty engines. Bolts have a 5/16? head by 18 thread, and are 21/32? long. These reproduction valve cover bolts are for use on all...
1977 Pontiac Firebird Parts - Valve Cover Component Hardware
OER Parts offers a wide selection of Valve Cover Hardware for your 1977 Pontiac Firebird. OER Parts offers 1977 Pontiac Firebird Valve Cover Bolt Sets, 1977 Pontiac Firebird Valve Cover Retainer Tab Set, 1977 Pontiac Firebird Valve Cover Elbow, 1977 Pontiac Firebird Valve Cover Grommets, 1977 Pontiac Firebird Logo Bolt Set, 1977 Pontiac Firebird T-Bar Wing Nut Set, and 1977 Pontiac Firebird Wing Nut Set.