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Recent content by dballardmacon

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    90 Johnson High Idle

    I have a 1990 90 hp johnson. Ir runs great to 5000 rpm. Bad idle. I rebuild the carbs, replaced a broken vac hose below the bottom carb. New spark plugs. Idled better but still unacceptably rough. Compressions 135 all cylinders. Drained the gas, and replaced with new mix gas...
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