Johnson/Evinrude/OMC New DuraTank 6 Gallon Portable Fuel Gas Tank 5008621 For use on outboards up to 150hp with 3/8" hose assembly (not included) Dimensions of tank are 18.5" x 11.5" x 11.5" Replaces prior part number 5008623 Replaces prior part number 5008623