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    78 mercury 2 cylinder 40 hp. carb

    I have a mercury 40 2 cylinder that's been sitting a few years. Cleaned the carb and got new needle for it. If it does not still run and has the problem of priming the bulb with gas just pouring out the front of the carb-can i swap the carb with one from a mercury 40 horse from 1974? thanks...
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    78 mercury 40 h.p....sat a few years at least..gas comes out of carb when priming.

    My brothers and I bought a 78 mercury 40 hp motor with controls and all for our 24 ft project pontoon. We changed it and the controls and put some lubricant in the cylinders. We changed the impeller and lower gear lube Before we turned it over, we primed it and before we could turn it...
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