Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and 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. All kits come complete hardened parallel washers for an even load distribution and accurate torque readings. | Brand:Speedmaster
Part Number:PCE279.1007
Part Type:Cylinder Head Fastener
Fastener Style:Bolt
Head Style:12-point
Fastener Material:8740 chromoly
Fastener Finish:Black oxide
Washers Included:Yes
Cut to Fit:No
Quantity:Sold as a kit.
CA Residents:
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov