Sold as a set of 4. Underhead Length (in.). 5/16 in.-24. Thread Size.
Arp for 100-3203 5/16-24 X 1.500 black hex water pump pulley w/ .250" fan spacer
ARP 430-6802 Polished For Chevy SS water pump pulley bolt kit
ARP 130-3201 Black For Chevy 12pt Water Pump Bolt Kit
ARP # 454-3206 Fits Ford 351C hex water pump bolt kit Stainless Steel
ARP 154-1502 SBF Timing Cover & Water Pump Bolt Kit
ARP Water Pump Bolt Kit 434-3203; Stainless Steel 12pt for 262-400 SBC, SWP
