The ARP Main Bolt Kit (Product Code: 134-5202) is designed to suit Chevrolet Small Block 4-bolt large journal crankshafts. Made by the trusted brand ARP, this kit is essential for securing the main bolts of your engine, ensuring optimal performance and durability. The socket size for this kit is 1/2 hex, making it compatible with standard tools for easy installation.

ARP is a leading manufacturer known for their high-quality engine fasteners, with a wide range of products designed to meet the needs of performance enthusiasts and professional racers alike. With seven operational entities in Southern California, ARP utilizes state-of-the-art facilities for forging, heat-treating, machining, quality control finishing, and packaging/warehousing. This ensures that every product they produce meets the highest standards of quality and performance.

Whether you're looking for OEM replacement parts or specialty hardware for racing applications, ARP has you covered. Their extensive product line includes thousands of part numbers, covering fasteners for engines, drivelines, suspension, and frames. Trust ARP to provide you with reliable and durable fasteners that will help you get the most out of your engine. Upgrade to the ARP Main Bolt Kit today and experience the difference in performance and reliability.