PART #3160 is one of our most popular and successful Aero Scoop. The #3160 AERO I SCOOP (USE PLUG #2000) BASE 37" L x 17.5" W, OVERALL 40.5" L x 12" H, (CLOSED BACK). 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 prior to paint. You must provide a reliable day time phone number with your order. If you have any questions please call 800-822-3392. THIS IS AN OVERSIZED GROUND SHIPMENT!