ARP 625+ Duramax Head Stud Kit 230-4202 [2001-2016] [LB7/LLY/LBZ/LMM/LML]

Description

ARP 625+ Head Stud Kit – GM Duramax 6.6L – 2001-2016

The ARP Custom Age 625 series head studs are the ultimate head stud for high horsepower and competition engines. Rolled threads after hardening, centerless ground, and clamping force rated at 260,000 PSI, the Custom Age 625 head studs are engineered to be the best option on the market to keep cylinder heads from lifting under the most demanding cylinder pressure.To overcome head gasket failures that can occur in diesel engines in these high performance applications, industry leader ARP has introduced extra heavy-duty head studs for the popular GM LB7, LLY, LBZ, LMM, LML Duramax Engines.

FEATURES:

• ARP 625+
• 260,000 PSI Tensile Strength
• Chrome-moly Steel, 12-Point Nuts
• Parallel-Ground Washers