High Horse Performance, Inc.
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ARP 147-3901 Pro Series Cylinder Head Bolt Kit for 03-24 5.7/6.1/6.2/6.4L HEMI
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. All Pro Series head bolts have a reduced wrenching hex or 12-point head. Kit comes complete with hardened ...
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