ARP SB Ford 351C 2-bolt main bolt kit 154-5004 nissan-silvia-200sx-s15 590" Cust Pistons * Replaced

590" Cust Pistons * Replaced BC0309LW with BC5309LW

UPC: 800157062896

Base Inside Diameter 4 in (102 mm)

Part Type: Petcocks

32 Oz (39 Ml) flange Inside Length: 4

ARP SB Ford 351C 2-bolt main bolt kit 154-5004 nissan-silvia-200sx-s15 590" Cust Pistons * ReplacedARP SB Ford 351C 2 bolt main bolt kit (154 5004) ARP High Performance Series Main Bolts 154 5004 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