ARP Washer Kit .875in OD x 7/16in ID Insert Washers (10 Pack)

ARP Washer Kit — .875" OD x 7/16" ID Insert Washers (10 Pack) Brand: ARP Upgrade fastener reliability with this precision-engineered pack of ARP insert washers. Designed for high-performance applications, each washer delivers consistent clamping force and corrosion resistance to protect components and ensure secure assemblies. Outer Diameter: 0.875" (7/8") Inner Diameter: 7/16" Quantity: 10 insert washers per pack Material & Finish: Engineered for durability and repeatable torque — ideal for engines, drivetrains, and critical bolted joints Application: Use with ARP studs/bolts or as a premium replacement in automotive, racing, and industrial assemblies These ARP washers are manufactured to tight tolerances to prevent bolt pull-through, improve load distribution, and maintain joint integrity under vibration and thermal cycling. Keep a pack on hand for maintenance, rebuilds, or performance upgrades. Why choose ARP: Trusted in motorsports and professional garages for superior quality, fit, and long-term reliability.