ARP Bolts ARP Jeep 3.8L 4.2L with 4.0L Head 7/16in Hex Chromoly Bolt Kit

ARP Bolts Part Number: 146-3603 If you're looking to enhance the performance and reliability of your engine, the ARP Bolts 146-3603 is a solid choice. This kit is designed specifically for those who appreciate quality and durability in their fasteners. Features: Fastener Style: Bolt Thread Size: 7/16 in. Undercut Stud: No Head Style: Hex Fastener Material: Chromoly Fastener Finish: Black oxide Washers Included: Yes Washer Style: Flat Cut to Fit: No Quantity: Sold as a kit