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Recent content by BennesV

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    Mercury 500 Thunderbolt bogging / stalling

    I have a 1970's 50HP Mercury Thunderbolt on my boat recently purchased, old engine but only done just over 350hrs and had regular services, first time in the water starts first time every time, idles fine etc, when putting into gear its going fine just above idle as soon as I open the throttle...
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    Mercury 500 Thunderbolt Help

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    Mercury 500 Thunderbolt Help

    Hi, I'm relatively new to boating just bought an old runabout with a Mercury 500 Thunderbolt, was running beautifully on muffs until hitting the water, have Mercontrol and idle up was on for about 10 minutes pulled down all the way idles ok, noticed when shifting into forward the idle up lever...
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