You are buying one ARP 134-3601 Hex Head Bolt Kit for Chevrolet Small Block. - Head Style: Hex. - Sold as a kit. - Fastener Finish: Black Oxide. 23 deg OEM Cast Iron & Aluminum Heads Chevrolet, Gen III Vortec, Brodix -8, -10, 11, 11xb, Dart Pro-1, most Edelbrock, Trick Flow & Most Word Product Iron & Aluminum Heads.
