The ARP Washer Kit 5/16" ID .675" OD washers are a must-have for any engine builder or mechanic looking to ensure a secure and reliable fastening solution. With a product code of 200-8586, these washers are designed and manufactured by the industry-leading brand ARP, known for their high-quality and durable fasteners.

This washer kit is perfect for use in a variety of applications, from engine building to suspension and frame work. The 5/16" inner diameter and .675" outer diameter make them versatile and compatible with a wide range of fasteners. Made from premium materials and precision machined, these washers are built to last and provide a secure fit for your bolts and screws.

ARP is a highly respected manufacturer with a long-standing reputation for excellence in the industry. With their state-of-the-art facilities in Southern California and a wide range of products to choose from, you can trust that these washers are of the highest quality. Whether you're a professional mechanic, racer, or DIY enthusiast, the ARP Washer Kit is a reliable and essential addition to your toolbox.