winterizing 4 stroke suzuki

readynow

Seaman Apprentice
Joined
Jun 27, 2009
Messages
34
I have a fuel/water seperator for my 40 Suzuki EFI, for winterizing,
should i run the motor dry of fuel?
or simply double the amout of stabilizer in the system as my repair place advises?
thank you
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
Re: winterizing 4 stroke suzuki

E does evil things to thin carb, fuel pump diaphragms when sitting inside for too long, better run tank fuel line and carb dry, rubber will last much longer.

Happy Boating
 

Silvertip

Supreme Mariner
Joined
Sep 22, 2003
Messages
28,771
Re: winterizing 4 stroke suzuki

E does evil things to thin carb, fuel pump diaphragms when sitting inside for too long, better run tank fuel line and carb dry, rubber will last much longer.

Happy Boating

More uninformed advice. His 4-stroke Suzy doesn't have a carb -- it is EFI. Ethanol will not cause any damage over the winter unless he does what you tell him. If it did everyone in the upper midwest would need a new motor every year including those in collector cars. Treat the fuel regardless what you burn. Run the engine long enough to get the treated fuel in the system and put it to bed. A fuel injection system with air in it WILL cause damage and it of course when the electric pump is seized and the engine doesn't start in the spring it would be blamed on ethanol.
 
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