Thread size is 3/8-16. Washers included.
ARP 130-3102 Chevy Big Block Small Block Motor Mount to Block Bolts Sbc Bbc
ARP 134-2101 Chevy SBC/BBC 12 Point Intake Bolt Kit 1in Long 3/8-16in Thread
ARP 430-3501 Chevy 262-454 SBC BBC Stainless Steel 12pt Starter Bolt Kit
ARP 129-0902 Bellhousing Bolt Kit - 12pt Sbc Bbc Small Big Block
ARP 130-3105 Motor Mount Bolt Kit Chevy SBC BBC Mount to Frame Hex Head Bk Oxide
ARP 430-6802 Sbc Bbc Chevy Water Pump Pulley Bolts - 5/16"-24 12-Point - 4pcs
