ARP SB Ford 351C 4-bolt main bolt kit 154-5204 Life ARP SB Ford Australian 7/16"

ARP SB Ford Australian 7/16" main stud kit (154-5405)

outside diameter

Part Number: AF177-16

For use on the Ford FMS-M-6010-BOSS50 4

ARP SB Ford 351C 4-bolt main bolt kit 154-5204 Life ARP SB Ford Australian 7/16"ARP SB Ford 351C 4 bolt main bolt kit (154 5204) ARP High Performance Series Main Bolts 154 5204 ARP High Performance Series main bolts are rated at 180,000 psi and a popular premium replacement for OEM fasteners. Designed to meet the exacting standards and demands of professional engine builders, ARP bolts are forged from 8740 chromoly steel and feature a reduced wrenching head, large underhead radius, and rolled threads for the utmost in