ARP 135-3707 - Cylinder Head Bolt Kit, HP Series, 12pt, BBC Heads w/ Mark V, VI Iron Blocks (4 long exhaust bolts per head)

ARP Cylinder Head Bolt Kit, HP Series, 12pt, BBC Heads w/ Mark V, VI Iron Blocks (4 long exhaust bolts per head)

This kit will fit most conventional style Big Block Chevy head with 4 longer exhaust bolts

World Products Merlin iron or early aluminum, Late bowtie aluminum, Dart Aluminum, Pro-1, Pro TopLine, AFR Line heads (All Black Oxide)

4 long exhaust bolts per head. Use on Mark V and Mark VI blocks