OLD_SLOW and in the WAY

set gas can on table and plane on ground, put two hoses on can one short and one long fuel line , hook up fuel line to plane and then blow into short line causing a siphon into plane.... you will be surprised just how fast it will fill tank........ no moving parts, to defuel plane set plane on table and can on ground hook long line to carb inlet hose and blow into vent with a short hose piece. all ya have to do is start the siphon then let gravity take over