ARP Header Bolt Kit - GM LT1 6.2L 6-Point Stainless Steel H777C04 marine and other demanding industries

marine and other demanding industries

Steel roller is 2" wide with a series of 1/4" tall

3/8-16 in Thread

4 AN Nut to 6 AN Socket

ARP Header Bolt Kit - GM LT1 6.2L 6-Point Stainless Steel H777C04 marine and other demanding industriesARPs 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 Hex Head