The ARP Washer Kit 5/16" ID .675" OD is a high-quality product designed to meet the rigorous demands of performance automotive applications. This kit includes a set of washers with a 5/16" inner diameter and a 0.675" outer diameter, making them suitable for a variety of fastening tasks. Whether you are working on a high-performance engine build or simply need reliable hardware for your daily driver, the ARP Washer Kit is the perfect choice.

Constructed from premium materials and manufactured to exacting standards, these washers are built to last. The ARP brand is known for its commitment to quality and performance, with a wide range of fasteners designed for use in racing, street performance, and marine applications. With a product line that includes thousands of part numbers, you can trust ARP to provide the hardware you need to get the job done right the first time.

When you choose ARP, you are choosing a brand that has a proven track record of excellence in the automotive industry. From forging to finishing, ARP controls every aspect of the manufacturing process to ensure that their products meet the highest standards of quality and performance. Trust ARP for all of your fastener needs, and experience the difference that precision engineering can make in your next project.