PART #3156 Comp I Dragster Scoop (Use Plug #1995) Base 22" L x 13.75" W, Overall Height 16", to top of opening 14.5", Opening 5.75" at widest point x 8.5" tall. The Harwood dragster air scoops are the 1st choice of the nations top racers. It's perfect for many drag racing and boat applications. You must provide a reliable day time phone number with your order. If you have any questions please call 800-822-3392.