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    Oil Usage

    I have a 1989 Mercury 80 horse with oil injection. I am wondering how much oil these things should use, I have run about 6 or 7 tank fulls of gas(6 gal) through it and the oil tank only has dropped 1/3 of the way down. The tank I have is the one mounted under the cowling, I would guess it...
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    Help! Foamy Oil Residue at Exhaust

    Hello, I am looking for some help on this one. I have a 1999 Mercury 8 horse that I use for trolling the Great Lakes. I noticed after I run the motor I have a large amount of white foamy oil residue coming out of the center of the prop. It actually completly fills the cavity behind the prop...
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