ARP Stainless Steel Bolt Kit - 12 Point (5) 8mm x 1.25 x 40 H771003L 1976-1978 GMC C15

1976-1978 GMC C15

3/8 in NPT Overflow

Frame width is designed to be 14" and a maximum frame length of 60" with a 53" wheelbase

Ford EEC-IV

Plush Feel

ARP Stainless Steel Bolt Kit - 12 Point (5) 8mm x 1.25 x 40 H771003L 1976-1978 GMC C15ARPs 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: Bolt 8 mm x 1. 25 Thread 40