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