Main Stud Kit, 12 Point Nuts, 4-Bolt Mains, Chromoly, Black Oxide, Merlin II / III Blocks, Big Block Chevy, Kit
ARP 135-5002 Main Cap Fasteners-2-Bolt Main BBC 396, 402, 427, 454 Hex
ARP 135-5201 Main Cap Fasteners-4-Bolt Main BBC 366, 396, 402, 427, 454 Hex
ARP 235-5701 Bbc Main Stud Kit 4-Bolt W/Windage Tray
ARP 135-5601 Bbc Main Stud Kit - Fits 4-Bolt- No Windage Tray
ARP BBC Main Stud Kit - Fits 2-Bolt- No Windage Tray 135-5402
ARP BBC Main Bolt Kit - Fits 4-Bolt 135-5201
