Main Stud Kit - Nissan RB26 Inline 6-Cylinder

The Main Stud Kit for the Nissan RB26 Inline 6-Cylinder from ARP is designed for builders and mechanics who require reliability in high-performance engine builds. The RB26 is a renowned platform in drift, street racing, and tuning communities, where its cylinder head studs are crucial fasteners that must endure extreme combustion pressures and thermal cycling.

This ARP kit addresses the limitations of factory fasteners by providing superior clamping force and fatigue resistance. Made from premium alloy steel and utilizing proprietary heat-treatment protocols, these studs exceed OEM specifications, ensuring consistent preload retention even under repeated thermal stress. The design of studs allows for more accurate and repeatable clamping loads, which is essential in high-heat applications.

The Main Stud Kit (ARP 202-5403) is a complete head set that comes precisely sized and finished to eliminate guesswork, with included instructions for proper installation sequence and torque specifications unique to the RB26's configuration. This design helps prevent common issues like head gasket blowout and oil weeping, making it ideal for mechanics and tuners aiming for sustained power output in their builds.