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Blue smoke = excessive motor oil.

Black smoke = excessive fuel.

White smoke = engine coolant

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Wiki User

9y ago
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Anonymous

Lvl 1
3y ago
To much coolant or not en
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Wiki User

20y ago

Weak rings and worn valve guides. It's time for an overaul.

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Wiki User

16y ago

Motor oil is getting into the combustion chamber - probably through the valve seals.

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Wiki User

19y ago

Bad oil ring or worn piston bore.

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