ARP Main Stud Kits | Multiple Buick Fitments (124-5401)

The ARP Main Stud Kit for multiple Buick fitments is a high-performance engine fastener solution designed to secure main caps and prevent cap walk or fretting during operation. Crafted from 8740 chromoly steel and heat-treated in-house to achieve a 190,000 psi tensile-strength rating, these studs offer exceptional durability and strength. The precision J-form threads are rolled after heat treatment, resulting in significantly stronger threads compared to standard fasteners. The kit includes hardened, parallel-ground washers and high-quality nuts, ensuring a reliable and secure fit. This product enhances engine integrity, especially under high-stress conditions, providing confidence in the longevity and performance of your build.

Designed for a variety of Buick models, these main studs are suitable for engines requiring a robust fastening solution. They are ideal for performance applications, including street and track use, where maintaining proper main cap alignment is critical. Installation involves replacing the stock fasteners with these bolt-on studs, offering a straightforward upgrade for engine builders seeking increased strength and reliability. The kit provides all necessary components for a complete installation, making it suitable for both professional and experienced DIY enthusiasts. Proper fitment and material quality ensure optimal performance and durability in demanding engine environments.