This is a reproduction fuel tank made to fit the 1964-67 El Camino, the Chevelle station wagon and Malibu (Pickup). It has a 20 gallon (76 liters) capacity tank. It comes with the side filler pipe, the side vent pipe, the fuel tank sending unit lock ring and O-ring. The lock ring has a 1-3/4 inch gauge hole diameter. The tank measures 37-1/4 inches by 30 inches by 6-3/4 inches.