The ARP Main Bolt Kit (Product Code: 155-5202) is a must-have for enthusiasts looking to upgrade the main bolts on their BB Ford 429-460, 385 Series engine. Made by the reputable brand ARP, this kit provides superior strength and durability to ensure that your engine is securely fastened together. The socket size for these bolts is 9/16 hex, making them easy to install with the right tools.

ARP is known for its high-quality fasteners and precision engineering, with seven operational entities in Southern California dedicated to producing top-notch products. From forging to finishing and packaging, every step of the manufacturing process is carefully monitored to ensure the highest level of quality. With thousands of part numbers available, ARP offers a wide range of products for various applications, including high performance OEM replacement parts and specialty hardware for racing and marine industries.

Whether you're a weekend warrior or a professional racer, you can trust in ARP to provide you with the best in fastener technology. Upgrade your main bolts with the ARP Main Bolt Kit and experience the difference in performance and reliability that ARP is known for. Invest in quality with ARP and take your engine to the next level.