ARP Head Insert Washer

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  • Regular price £56.00

Product Description


ARP insert washers are designed to protect the top of the bolt holes from galling or collapsing around studs or bolts, giving the ultimate clamping ability of the fastner. They are fully CNC-machined from premium through-hardened 8740 stock.

ARP Manufacturing Overview

ARP was the first company to design and engineer fasteners specifically for racing. We developed many patented process for manufacturing high strength fasteners from very strong materials. We have continued to improve our processes and quality control and we are now our manufacturing operations are ISO 9001 and AS9100 registered. There's not another company in the world that is as focused on building superior quality fasteners for all forms of racing and non-racing applications as ARP.

(Pictures for Illustration Purposes)