PART #4163 Bolt-On Aero Mini II Scoop. Scoop includes instructions, gasket, and hardware. Designed to be trimmed and bolted to steel hoods. (Use Plug #2001) Base 30" L x 16" W, Overall 31.5" L x 7" H. It's perfect for many drag racing and boat applications. This part is built out of a two piece mold and will have a mold seam. This is normal and it will sand out and not be seen after paint. You must provide a reliable day time phone number with your order. If you have any questions please call 800-822-3392.