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  1. K

    Lean spit-- carb issue?

    motor runs fine on muffs, occasionally spitting but in water spits every 2-3 seconds and wont idle, stalls this is a 1989 johnson gt150 would seafoam or other additive help this issue?
  2. K

    weak spark & sniffle ? 1989 Johnson gt150

    Hey all, Have a 1989 johnson gt150 i have been restoring. Finally got time to put it in the water today but the motor struggles to stay idling and intermittently will sniffle/sneaze. Tho its starts easily and can keep it on by bumping the throttle to 1200ish, the motor wont idle down and stay...
  3. K

    1989 johnson gt150 tj150sclem - how do i set the timing ??

    hey all, just finishing up a rebuilt on an 89 johnson motor and tracker bass boat. i have checked, repaired or replaced every component on this motor and am just finishing up a broken woodruff key. my question is. A) how do i ckeck the timing of this motor B) ho can i set the timing at spec, or...
  4. K

    1989 Johnson GT150 - sheared flywheel key question

    Hey all, flywheel key on my 1989 johnson was sheared....luckily took less than a day to get it all apart! i am now installing a new key, how do i know if the key is in far enough / properly seated? after seating the key, how do i know if the flywheel is seated properly? my reinstall procedure...
  5. K

    1989 Johnson GT150 Carburator rebuild questions

    Hey all, I have been rebuilding an 89 GT and accompanying bass tracker for the past 3 months. After alot testing and part replacing on the electrical side i am now rebuilding the carbs as a final step before testing the motor. I pulled the carbs, pretty straight forward but the top carb is...
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