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    Carb Issues At Small Elevation Change?

    So brought the boat back to normal elevation. Same issue. Changed out the fuel filter. Still same issue. Checked fuel vent line - it’s clear. Seems to run ok when started then as I accelerate starts to stumble and die. Ordered a rebuilt carb to see if that remedies. After that don’t know...
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    Carb Issues At Small Elevation Change?

    Thanks. Throttle issue occurred when slowly accelerating. Would have to move throttle up and down and sometimes punch it hard and fast to get through the stumble. Changed the fuel filter 3 years ago when I got the boat so due for a change. Will swap with new and see how it goes.
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    Carb Issues At Small Elevation Change?

    Hi All - have a Merc 3.0. Boat lives at 700ft elevation. Came up for a long weekend to Northern Wisconsin. Brought the boat for the first time. Immediately noticed hesitation when trying to throttle up. At some points the engine would die while trying to accelerate and I’d have to restart...
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    Strange Restrictor in Cooling Bypass Hose

    Thanks - yea, we initially pulled the tstat housing off and looked for blockages thinking it must have been an impeller piece, but housing was all clear. Boiled tstat to confirm function and was good to go. Yup I removed the restrictor and seems to operate just fine and the bulging cooling...
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    Strange Restrictor in Cooling Bypass Hose

    2001 Volvo Penta 3.0 GS. Purchased the boat three years ago. Had the water circulating u-shaped hose burst a couple weeks back. Found there was a piece of an old impeller vane stuck in what looks to be some kind of restrictor device within the bypass cooling hose. Removed the vane and ran motor...
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