ARP 7/16-20 in Thread Nut - 1/2 in 12 Point Head - Chromoly - Black Oxide - Universal - Set of 10 G-Force Racing Gear Complete set of 20

Complete set of 20

Tire Perforator Head

80 and up T-Bird chassis will require special motor mounts and may require modification when used in 79-80 Mustangs

Built to fit in congested engine bays

All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads

ARP 7/16-20 in Thread Nut - 1/2 in 12 Point Head - Chromoly - Black Oxide - Universal - Set of 10 G-Force Racing Gear Complete set of 20ARPs 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: Nut 7 16 20 in Thread 1 2