1963-1972 Chevy/GMC Truck Aluminum Fuel Tank. This kit is designed to allow you to easily move your gas tank from behind the seat and relocate it under the bed between the rear frame rails. Tank has built in baffles and features a 1/4" NPT fitting on top for vent and 3/8" NPT fitting at the base for fuel feed line. Tank comes with mounting hardware, fuel sending unit, filler hose, clamps, and polished gas cap. Tank hold 19 gallons and measures 27-1/4" wide x 19" deep x 10" tall.