Edelbrock #9680 Head Bolt Bushings with Integral Washers must be used on 289-302 S/B Ford Engines with 7/16" Head Bolts. Complete Set of 20 High Quality Head Bolt Bushings. Use with Edelbrock Head...
Wilwood’s Hex Head Cap Screws are manufactured from high strength alloy steel or stainless steel. Various plating methods are used depending on application.