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    Timing question after replacing timer base.

    1999 70HP Johnson, I just replaced the timer base and now when I bring the RPMs higher around 2500/3000 rpms the engine surges very rapidly. My question is, does the timing needs to be adjusted after replacing the timer base or this is a fuel related issue. Thanks in advance.
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    Famous Red plug Johnson 70HP

    I have a 1999 Johnson 70HP with no spark, I'm looking for the red plug under the cowling trying to isolate the problem and make sure the problem is not coming from the ignition switch/controls, believe it or not I don't see a red plug anywhere. Can someone post a picture or diagram showing...
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    Clutch dog or something else??

    Here's the problem with my '99 70 hp Johnson. About two months ago, after fishing in the morning, I put the boat on plane and started to head home. 2 minutes running and I feel a bump on the engine as if I had hit something. 15 seconds later and again the bump. It continued during the whole...
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