ARP 230-7002 Oil Pump Sud Kit for GM Chevrolet Small Block 305 350 383 400 Engines

Oil Pump Fasteners, Standard Pump, Studs, 12-Point, Chromoly, Black Oxide, Chevy, Small Block, Kit Fastener Style: Stud Fastener Material: Chromoly Fastener Finish: Black oxide Nuts Included: Yes Nut Style: 12-point Nut Material: Chromoly Nut Finish: Black oxide Washers Included: Yes Quantity: Sold as a kit. The best way to ensure that your oil pump will stay in place is to use these oil pump stud kits from ARP. They come in your choice of black oxide finished 8740 chromoly or stainless steel, and are rated at 170,000 psi tensile strength.