- Not vehicle specific. Customer is responsible for confirming this product fits their vehicle.
ARP 400-8657 - 1/2-13 SS coarse hex nut kit
ARP Hex Nuts are available especially for carburetor, valve cover, front cover, oil pan studs and windage tray studs. They are made from premium-quality material, they are cad-plated. All general purpose nuts are ratedÂ 150,000 psiÂ tensile strength.Note: TDot Performance is an authorized dealer of all ARP products, so your new product will include the full factory warranty. What more? We are proudly Canadian but have warehouses in both Canada & USA, so whether you are Canadian or American, you WILL NOT pay any Custom, Duties or Brokerage fees!
Since 1968, ARP has been engineering bolts, studs, nuts, and other fasteners for engines, cylinder heads, headers, wheels and transmissions. The company is the world leader in automotive fasteners and many top engine builders rely on ARP racing products to hold their engines together.