ARP head bolt kit for 1967-and-up Pontiac 350–455 engines with D-Port heads supplies the correct fasteners for head installation or replacement. Packaged as a vehicle-specific head bolt set, it enables correct clamping of D-Port cylinder heads during rebuilds or engine service where factory-style head hardware is required.
ARP 67+ Pontiac 350-455 cid w/ D-Port Head Bolt Kit