ARP 9/16-12 and 9/16-18" Thread Stud 6.500" Long Broached Chromoly - Black Oxide 24-VER-N-9 Adapters allow bolting an early

Adapters allow bolting an early GM 3-bolt engine mount to the late model LS style block with a 4-bolt pattern

Two 3-1/4 in Bolts

1975-1978 Plymouth PB300

GMC: G3500 1996-1996

1968-1974 Chevrolet C10 Pickup

ARP 9/16-12 and 9/16-18" Thread Stud 6.500" Long Broached Chromoly - Black Oxide 24-VER-N-9 Adapters allow bolting an earlyARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Stud 9 16 12 and 9 16 18 in