ARP 247-5403 MAIN STUD KIT-WITH FACTORY BLOCK STIFFENER 2003-2018 CUMMINS 5.9L/6.7L 24V

The ARP 247-5403 Main stud set is a direct factory replacement although they are 2000% stronger than factory bolts. They are made of 8740 Chrome moly steel and heat treated for added strength. The ARP 247-5403 is rated at 200,000 psi tensile strength and come complete with hardened parellel-ground washers and high quality hardened nuts. CPP highly recommends ARP fasteners for OE replacement or high performance diesel engines.

FEATURES

• Direct factory replacement
• 2000% stronger than stock bolts
• Best studs on the market