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    86 johnson 40hp backfires, wont start

    Hi all, 1986 johnson 40hp 2 stroke outboard not starting, only occasional backfire. Previously had an issue of low power under load which sent me on a warpath cleaning and replacing parts. - New plugs. I've test rigged these to watch them fire nicely. - carbs soaked in chem dip and boiled in...
  2. T

    Low power under load

    Hello, I'm running out of ideas on this one. Hoping someone has some insight to share... 1986 evinrude 40hp 2stroke outboard I will leave the dock in the morning and give full throttle. The motor does as expected and gives me full rpm, full power... but for only about 30 seconds. After which...
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