ARP 645-3750 SAE Bolt Kit 7/16-14 X 3.750 12pt 1/2 wrenching black oxide bolts ymm_32 F-150 1977-1982

F-150 1977-1982

Thread: 3/8" NPT

the system delivers additional weight reduction and measurable performance gains compared to the stock configuration

The ARP main stud kit is designed to provide superior engine block stability by securely fastening the main caps under high load conditions

User configurable display via buttons on the gauge face for changing AFR values

ARP 645-3750 SAE Bolt Kit 7/16-14 X 3.750 12pt 1/2 wrenching black oxide bolts ymm_32 F-150 1977-1982Specifications Socket Size(s) 1 2 12pt UHL 3. 750 Thread Length 1. 250 Grip Length 2. 500 Thread Diameter Pitch 7 16 14 Grip Diameter 7 16 Wrenching 1 2 Head Height 0. 345 Collar Diameter 0. 740