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    1989 Johnson 20hp surging at mid-high rpms help!

    Ok so i have this 1989 20hp Johnson (TJ20CRLCEM) that surges once i get above about 5mph. Starts up pretty good and idles fine, but as soon as it hits about 5mph (dont know the rpms) the motor starts violently surging. The weird thing about this is, it doesn't happen all the time. It normally...
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    Johnson 20hp surging problem

    I have a 1978 Johnson 20hp that has been giving me problems. For starters, the motor wont idle unless i keep the throttle open a little. But the real problem is that it surges bad at WOT. When i first open it up, it will seem to pick up speed just fine, but almost immediately drops down to...
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