Chrome plated acorn nut valve cover fasteners are machined from solid steel. 1 3/8" tall 1/4"-20 thread studs The studs help locate the valve cover gasket for easy installation and removal of the valve covers. Clean, custom design. Works on Chevrolet, Mopar, Oldsmobile and most Ford V8 engines. Sold as a set of 8 fasteners. valve cover acorn nut fasteners MRG6304 HOW TO ORDER: 1. If there is an applications box, click, then scroll the applications box to find your vehicle. 2. Click on your vehicle. 3. Click "add to cart" 4. Enter your information and submit order. 5. If there is no applications box, then just click "add to cart", then enter your information. HOURS: 11:00 am to 6:00 pm Monday - Friday Eastern Standard Time We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. We will not ship to freight forwarding - expediting companies. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.