ARP Header Bolt Kit - 6 Point 5/16 x .750 UHL (14) H764001S and our 0-15-PSI â

and our 0-15-PSI â

1988-1995 GMC G3500

1-1/8 in OD

You no longer have to clean/replace your points

This handy little kit has many different size throttle balls

ARP Header Bolt Kit - 6 Point 5/16 x .750 UHL (14) H764001S and our 0-15-PSI âARPs 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: Header Bolt 5 16 18 in