ARP 2004 & UP Hex Head Bolt Kit 5.3/6.0/6.2/7.0

ARP 2004 & UP Hex Head Bolt Kit LS1/LS6 For Blocks with the equal length larger bolts Fastener Style: Bolt Head Style: Hex Fastener Material: 8740 Chromoly Fastener Finish: Black oxide Washers Included: Yes Cut to Fit: No Quantity: Sold as a kit. Notes: Fits engines with all same length head bolts. These Pro series cylinder head bolts from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining, and are rated at a whopping 190,000 psi. The Pro series are also available with hex and 12-point heads. All kits come complete with hardened parallel washers for even load distribution and accurate torque readings.