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  1. 01-09-2020, 01:18 PM #1
    DSTILWELL
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    1987 JOHNSON 150GT

    I HAVE A 1987 JOHNSON 150 GT. MODEL J150GTLCUR WHATS THE BEST OIL MIXTURE MY ENGINE SEEMS TO SMOKE A LITTLE TO MUCH. ANY SUGGESTIONS
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  2. ChampioNman
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    #2 01-09-2020, 01:35 PM
    Guessing you are asking about pre-mixing? If so 50:1 is the correct ratio.
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  3. DSTILWELL
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    #3 01-16-2020, 03:31 PM
    thanks man
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  4. WisconsinF
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    #4 01-16-2020, 03:47 PM
    Quality of oil is part of the equation also. Cheap stuff smokes!
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  5. scubaman154
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    #5 01-20-2020, 03:23 PM
    You may want to try XD50 - it is a synthetic blend - -
    Pete Anthony
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