ARP LS1 Hex Head Bolt Kit 134-3609

High quality ARP head bolt fasteners for your powerful pre 2004 LS based engine. Will do both sets Fastener Style: Bolt Head Style: Hex Fastener Material: Chromoly Fastener Finish: Black oxide Washers Included: Yes Cut to Fit: No Quantity: Sold as a kit. These ARP High Performance series head bolt kits are tough! They are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They come available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torquing cylinder heads.