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  1. Birchbark18

    2005 Mercruiser 3.0 Liter losing power and rattling high RPM

    Hey guys, Just took my 05 Sea Ray out yesterday and I'm having an interesting issue - about 4000 RPM a rattling noise starts and continues up to WOT. After about 10-20seconds I start losing power, but the engine doesn't die and if the throttle is pulled back to 3000 RPM the sound goes away and...
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