Introducing the ARP Head Bolt Kit, perfect for Chevrolet Big Block engines. With product code 135-3601, this cylinder head kit includes high-quality head bolts to ensure a secure fit and reliable performance. The socket size of these head bolts is 1/2 hex, making them easy to install and tighten with precision.

As a trusted brand in the automotive industry, ARP is known for its high-quality products and commitment to performance excellence. Based in Southern California, ARP's state-of-the-art facilities include forging, heat-treating, machining, quality control, finishing, and packaging/warehousing areas, ensuring the highest standards of manufacturing. With a wide range of products, ARP offers everything from OEM replacement parts to specialty hardware used in professional racing applications.

Whether you're a weekend warrior or a professional racer, trust ARP to provide you with the best head bolt kit for your Chevrolet Big Block engine. Count on ARP for superior quality, precision engineering, and unmatched performance in every product they offer. Upgrade your engine with the ARP Head Bolt Kit and experience the difference in quality and reliability.