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  1. K

    Compression Test - Why is this necessary?

    Just curious, lots of 'how to's', but not alot of 'why's'. One of the steps in the sticky within 'Compression by JB' says this.. 4. Rig a jumper to engage starter solenoid without turning ignition on. Pull the emergency kill switch on rope start engines. 5. Screw guage into #1. 6. Turn engine...
  2. K

    Not locking in reverse, GT150 Johnson

    A friend of mine has a 1989 GT150 Johnson and he is having problems getting it in reverse when it is in the water. It seems to catch out of the water, but in the water it just grinds and the shift cable rattles back and forth at the motor. He said he changed out the shift cable last year but he...
  3. K

    Johnson 150 Throttle Probs

    From reading the posts here, I am thinking it is a carb issue, but wanted to confirm because it seems my problem might be alittle different. I have a GT150 Johnson 1983. Out of the water, starts and runs fine both in gear and out of gear, pushing thottle sounds good.. etc. In the water -...
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