ARP - Nissan RB Main Stud Kit

ARP main stud kit for Nissan RB 25, RB 26, RB 30. For higher horsepower applications, please consider upgrading to ARP2000® CLICK HERE.

Nissan RB25 RB26 RB30 engines.

ARP is the leading brand in fastener technology. All fasteners are made with the highest quality materials with quality assurance testing. 

The studs are manufactured from 8740 chrome moly steel, heat-treated at ARP to 190,000 psi tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 2000% stronger than others.

8740: This ARP head stud kit uses premium grade 8740 chrome molly. Each stud is placed vertically into special racks and precisely heat-treated to 190,000 psi. This procedure ensures complete heat penetration and the results are far superior.

Torque Spec's:  Nuts, 60lbs stepped up in 3 equal steps (20/40/60lb steps) - Studs, threaded into block finger tight