ARP Connecting Rod Bolt Kit For PONTIAC V8 Part Number 190-6001 Fits PONTIAC 326 389 400 455 Engines 3/8" Bolts High Performance Series Made From 8740 Chrome Moly Steel And Heat Treated To 200,000 PSI Threads are Rolled Rather than Cut For Strength And Better Torquing ARP Ultra Torque Lube Is Included Message Us With Any Questions See Our EBAY STORE For Your ENGINE And PERFORMANCE Needs