C-11 question

[James L Miller]

Originally Posted by Everett Vassar

I felt pretty good till I read your last sentence. .so your saying if the fuel is bad it will go lean?

My thought is the light ends of gasoline that evaporate quicker (butane, etc.) have the higher octane ratings than the heavier molecules. Maybe the problem becomes detonation instead of going lean?

https://en.wikipedia.org/wiki/Octane_rating