Change your gas!
Ethanol fuel begins to breakdown. This occurs as ethanol and other key ingredients evaporate. This can cause damage if you run your engine. namely detonation, and cylinder wash down due to impurities that occur due to phase separation.
Ethanol will allow moisture (humidity) from the air to mix with the fuel in your car’s tank and carburetor float bowls – beware! If left, water will collect and will cause corrosion.
We have found you need to be cautious of any additives you might use. Change your gas to be safe. A lot of additives contain alcohol. Adding more alcohol to ethanol blend fuels can cause problems. Ask an S&C expert 203.348-2226. Always use Cam Shield – Always!