ARP Main Cap Bolt Kit Far superior to any other main bolt kit offered. Forged from 8740 chrome moly, all bolts feature generous under-head radius. The threads are rolled after heat-treating, giving them about 1000% longer fatigue life than most main bolts. Nominal rating of 180,000 psi. Parallel-ground, hardened washers are included with each kit.
Part Type: Main Cap Fasteners Fastener Style: Bolt Main Bolt Style: 4-Bolt Head Style: Hex Washers Included: Yes Nuts Included: No Fastener Tensile Strength (psi): 180,000 Works with Windage Tray: No Note: Designed to fit large journal crankshafts Quantity Sold as: A Kit
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