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    Too big a battery harmful?

    I recently got my hands on a 2009 Suzuki DF 50 for my 18 feet boat. I'm planning to have a 50ah starter battery and a 90ah auxiliary battery. I'm hoping to tie them together using one of those automatic charging relays that disconnect the two batteries when the engine is turned off. However, I...
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    2004 Johnson 50hp buying advice

    I'm looking at a 50hp Johnson from 2004. It comes complete with hydraulic steering. Hasn't been used for a couple of years, but runs great according to the seller. Don't know much about these engines, and I'm wondering if these are considered reliable engines? Is there anything in particular I...
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    E10 and old 2-stroke engines?

    Norway introduced E10 fuel this spring, as a replacement for the E5 we have had for a while. And there's a lot of talk about how harmful this E10 fuel will be for older engines, and especially 2-stroke outboard engines. But there's little facts and experience on this over here, so I was...
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    SOLVED '73 Johnson 25 eating spark plugs

    Hello! I have a 1973 Johnson 25hp (25BR73A) that suddenly have begun consuming large amounts of spark plugs. When I install new spark plugs it runs just fine the first 3- 5 hours. Then I start to experience loss of power at full throttle. In the beginning it's almost not noticeable. The revs...
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