Ford Big Block 390 - 428 FE series ARP Head Bolt Kit # 155-3601 Rate_12 Small Block Mopar 273

Small Block Mopar 273

a bolt-on 30 degree top-mount style

Holley MAP Sensors

This is especially noticeable at tip-in or low throttle input

Ford Big Block 390 - 428 FE series ARP Head Bolt Kit # 155-3601 Rate_12 Small Block Mopar 273Ford Big Block 390 428 FE series ARP Head Bolt Kit # 155 3601 Cylinder Head Bolts, High Performance, Hex Head, Ford, 390 428, FE, with Stock, Edelbrock RPM Heads, Kit Fastener Style: Bolt Undercut Stud: No Head Style: Hex Fastener Material: Chromoly Fastener Color: Black Washers Included: Yes Quantity: Sold as a kit. ARP High Performance Series Cylinder Head Bolt Kits ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi