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General Car Related Discussion.To discuss anything that is related to cars and automotive technology that doesnt naturally fit into another forum catagory.
I believe it due to the amount of oxygen present at the point that it ignites.
like a bunson burner, when the collar is open the flame will burn blue, close the collar and the flame will burn orange
Yes thats correct, which is why mine only does it on a spark cut, as then there is unused oxygen in abundance which there isnt when the engine is running normally, especially not on a rich map.
20-04-2009, 11:24 PM
Exhaust flames - orange vs blue.
