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  1. C

    spark plug condition

    Did a compression test on my 1988 Johnson 30 tiller electric start. When I had the spark plugs out they look to have an unusual wear pattern on them? see photo. I know i was running a little rich so far this season but hardly idle at all. Is this normal spark plug wear or cause for concern...
  2. C

    hard starter... idle adjustment screw and fuel line/primerball ? 1988 Johnson 30

    model: J30TECCE Motor is a hard starter on cold start and also after warmed up. (Manual primer, electric start) After a high speed run then fishing for 15 min to a couple hours the primer ball is often soft and needs pumped before starting. I have an attwood fuel line LP -1600 I bought at a...
  3. C

    1988 Johnson 30 hp only one spark plug firing

    J30TECCE I have had this motor a couple months. It sat a lot in previous years. Started it last weekend pulled boat up on the bank to let it idle while parking the truck. got back to the boat and it was dead. Cranked on it for 20 minutes and couldnt get it to fire. When i got home pulled the...
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