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    No power when hot - Help please

    Please help, My year old 75 hp Mariner OB 2 stroke (Mercury) is losing power when it warms up. <br /><br />The motor has 40 hours on it and recently had the carbs and fuel lines cleaned. After warming up it runs great for 5 minutes then the power drops, like its running on only two cylinders...
  2. C

    Power losson 75 Merc

    Please help, My year old 75 hp Mariner OB 2 stroke (Mercury) is losing power when it warms up. <br /><br />The motor has 40 hours on it and recently had the carbs and fuel lines cleaned. After warming up it runs close to WOT then the power drops, like its running on two cylinders only. If I let...
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