ARP 154-3603 Head Bolt Kit for SB FORD 351W ymm_37 1 / 5700 rpm +

1 / 5700 rpm + 6

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants

Maximum Power: 131

it ensures a tight and leak-proof fit

ARP 154-3603 Head Bolt Kit for SB FORD 351W ymm_37 1 / 5700 rpm +High Performance Series Hex Cylinder Head Bolt Kit by ARP. High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15% stronger than Grade 8) and kits come complete with hardened parallel ground washers Specifications Socket Size(s) 9 16 hex Finish: