The ARP SAE Bolt Kit 3/8-16 x 4.000 is a top-of-the-line product designed to meet the highest standards of quality and performance. With a product code of 642-4000, this kit includes black oxide bolts that are 3/8" in diameter and have a 12-point socket size. The bolts have a unique UHL (Under Head Length) of 4.000", a thread length of 1.000", and a grip length of 3.000".

These bolts are specifically designed for professional use, making them ideal for automotive, marine, and industrial applications. The reduced wrenching size of 3/8" allows for easy installation and removal, while the reduced head height of 0.300" ensures a sleek and streamlined appearance once installed. The collar diameter of 0.620" provides added stability and security, making these bolts a reliable choice for any project.

With ARP's reputation for excellence and innovation, you can trust that this SAE Bolt Kit will deliver superior performance and durability. Whether you are a professional mechanic or a weekend warrior, these bolts are a must-have for your toolbox. Upgrade your hardware with the best in the business and choose ARP for all your fastening needs.