A aluminum 20 Gallon Boat Fuel Tank made by AFP Aluminum Fabricated Products for Gasoline or Diesel, Tank is in used condition and has been out of boat for awhile will need to have interior of tank cleaned and flushed before use. 4L x 22 78W x 5 38Depth in center. Model 49-20-AF. Date June 1982. Cap GALS. 20. Serial 18-20622. Guage .090 .125. Alloy 5052 Aluminum. For $70. Fiveone3eight16eightnine6seven.