ARP Header Bolt Kit - GM LT1 6.2L 6-Point 28315XL8 Linkage arm has 1/4" holes

Linkage arm has 1/4" holes spaced every 1/2" for adjustment of throttle linkage

Black Anodized / Natural

12 AN Male to 16 AN Male O-Ring

hardened washer to prevent galling and promote accurate torque readings

10 AN Male Inlet

ARP Header Bolt Kit - GM LT1 6.2L 6-Point 28315XL8 Linkage arm has 1/4" holesARPs 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