The ARP Main Stud Kit is a high-strength fastening solution designed for engine builders and automotive enthusiasts seeking enhanced durability and reliability in high-performance applications. Crafted from premium 8740 chromoly steel and heat-treated to achieve a tensile strength of 190,000 psi, these studs provide superior strength compared to standard fasteners. They are engineered to withstand the demanding conditions of high-stress engine environments, ensuring secure main cap retention and minimizing the risk of engine failure. The kit offers a robust, precision-machined design that promotes consistent clamping force, contributing to engine stability and longevity during intense driving or racing conditions.

Designed for universal fitment, these ARP main studs are suitable for a variety of Nissan models and other compatible engines requiring high-performance main fasteners. They are ideal for engine rebuilds, performance upgrades, or race applications where strength and reliability are critical. Installation involves replacing stock main bolts with these bolt-in studs, providing a secure and reliable connection. The kit includes all necessary studs and hardware for a straightforward upgrade, making it suitable for both professional rebuilders and experienced DIY enthusiasts aiming to optimize engine integrity under demanding conditions.