High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 PSI (which is 15 Percent stronger than Grade 8) and kits come complete with hardened parallel ground washers.
Engine Compatibility : Ford Big Block V8 390-428 Cubic Inch
Head Type : Hex
Finish : Black Oxide
Color : Black
Material : Chrome Moly Steel
Washer Style : Hardened Parallel Ground
Bolt Style : No Under Cut
Tensile Strength : 180000 Pounds Per Square Inch
WARNING : Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
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