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    Johnson 140 Sputters at Full Throttle

    1992 Johnson 140hp (Model #: J140TXETF). Seems to run fine until pushed to full throttle and then it sputters. Doesn’t sputter until at almost full throttle. Just serviced same day and first time taking on the water since that it does this. Spark plugs replaced, new coil just replaced, new...
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