Description

Product Description:nnThe ARP 247-4207 Diesel Custom Age 625 Head Stud Kit is one of the strongest head stud kits available for your 3.9L Cummins 4BT powered hot rod. These studs are designed to handle huge amounts of boost or nitrous to make the most power out of your engine. This stud kit features studs that are rated to handle 260,000 psi tensile strength with broached ends for effortless installation. The threads on the studs have been rolled after heat treatment to offer superior fatigue strength and centerless ground to ensure concentricly. Also included in this American-made kit are 12-point chrome-moly nuts with parallel ground washers and assembly lubricant to ensure you have everything you need for installation.nn nnFits:n

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• 1989-1998 3.9L Cummins 4BT

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• Made In The USA

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• Nuts & Washers Included

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• Minimum 260,000 Psi Tensile Strength

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