ARP Header Bolt - 8 mm x 1.25 Thread - 0.984 in Long - Hex Head - Washers Included - Chromoly - Black Oxide - GM LS-Series - Set of 12 RS00500311 and 71 series seats

and 71 series seats

During development

These lightweight billet aluminum coil-over shocks are made in the USA and offer easy

Up to 50% more filtering capacity then standard filters

ARP Header Bolt - 8 mm x 1.25 Thread - 0.984 in Long - Hex Head - Washers Included - Chromoly - Black Oxide - GM LS-Series - Set of 12 RS00500311 and 71 series seatsARPs 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 8 mm x 1. 25