Thread size is 3/8-16. Washers included.
ARP 400-1501 Stainless Timing Cover Bolts Chevy Sbc Bbc 12-Point chevy
ARP 130-3102 Chevy Big Block Small Block Motor Mount to Block Bolts Sbc Bbc
Arp 100-0901 1/2" dia hex bellhousing to trans stud kit sbc bbc ford chevy
ARP 134-2101 Chevy SBC/BBC 12 Point Intake Bolt Kit 1in Long 3/8-16in Thread
ARP 430-3201 Water Pump Bolts Stainless Steel Chevy SBC BBC Long Pump
ARP 430-3501 Chevy 262-454 SBC BBC Stainless Steel 12pt Starter Bolt Kit
