ARP 234-4301 – Cylinder Head 12pt stud Kit, Professional Series, SBC Heads w/ Iron Blocks

Small Block Chevy 23 Degree Cast Iron OEM, BMP, World, Gen III Vortec/Truck, Most Edelbrock, LT-AFR, Brodix-8,-10,-11,-11xb, LT-1, Dart Pro-1, Trick Flow Heads (All Black Oxide)