ARP Diesel Custom Age 625+ Head Stud Kit 230-4202
2001-2015 GM 6.6L Duramax
The ARP Diesel Custom Age 625+ Head Stud Kit 230-4202 is the ultimate head stud kit for high horsepower 2001-2015 GM 6.6L Duramax engines. ARP has provided an extra measure of security in the form of extra-strong head studs manufactured from the firm's proprietary Custom Age 625+® material that has a minimum rating of 260,000 psi tensile strength. They are engineered to provide the clamping force required to keep cylinder heads from lifting due to exceptionally high combustion pressures and horsepower levels.
The studs are manufactured in ARP’s Santa Paula, CA plant, with threads rolled after heat-treating to provide optimum fatigue strength. They are centerless ground to assure perfect concentricity. The ends of the studs are broached to acilitate easy installation. This feature also enables the cylinder head to be removed in tight quarters. Fits LB7, LLY, LBZ, LMM, LML engines.
- ARP 625+ Material
- 260,000 PSI Tensile Strength
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