http://www.seafoamsales.com/motorTuneUpTechGas.htm

Here's how to use it:
http://outdoorsbest.zeroforum.com/zerothread?id=2589





Attach the can to your fuel line. Run the engine.
"steve" wrote in message
m...
I suspect the two carbs on my 98 Force 120 gummed up by old gas.
Is there a easy way to clean it up without taking it apart ? Can
I spry Gumout into it ?