ethanol

Atomic 4 was purring like a kitten. Then just stopped. No sputtering or smoke or anything. Mechanic looked at it and couldn't find anything obviously wrong, except maybe ethanol + humidity gummed up rubber tip of the fuel valve needle. Cleaned it (and replaced fuel filter - even though that...

My trusty 8hp Mariner outboard, mid-80's model, succumbed to carb damage due to ethanol in the gasoline. The rubber tip on the needle swelled up and wouldn't allow the carb float to drop and allow fuel into the carb bowl. I had the carb rebuilt but nobody could answer the question of is the...

Below is a URL to an article in Boat US concerning the gasoline additive Ethanol and its reaction with fiberglass fuel tanks. For all of us with A4's this additive may be of some concern. Seems the Ethanol has a reaction with fiberglass and causes a sludge to build up in the tank which can cause...