- Not vehicle specific. Customer is responsible for confirming this product fits their vehicle.
ARP 640-1000 - 1/4-20 x 1.000 12pt black oxide bolts
ARP Chromoly Bolts are heat-treated 8740 chromoly and black oxide finished. They are nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware.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.