New metal diesel fuel tank with. 1-1/2 filler neck for Ford tractor models: 5000, 5600, 6600, 7600, 5610, 6610, 7610. Please verify filler neck with your tank before ordering. Please inspect parts upon arrival. Copy of invoice/packing slip. All parts for sale unless otherwise stated are new Replacement tractor parts. Right Hand/Left Hand – Right hand/Left hand is determined as you are sitting on the tractor.