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  1. 1

    3.0l bogging down only under load!

    Two things I've experienced caused the exact issue. #1, bad plug wire. Revs like usual in neutral. Under load didn't even miss, just bogged down. #2 Plug gap got closed. Same as above. The normal "revs" had me looking at fuel filters, vapor locks, you name it, everything ignition. Start...
  2. 1

    Testing Alpha one Gen 2 water pump with no gear oil

    I found out it wasn't the fresh water pump...apparently the water hose on the outside of the transom has an issue. Possibly mice from over winter indoor storage. Looks like a bigger job next weekend. Ordered bellows along with hose in case they are in bad shape when I get in there. Oh well...
  3. 1

    Testing Alpha one Gen 2 water pump with no gear oil

    yes, using muffs. I have the coupler with two seals and the water tube, but no guide tube. My old Mercruiser outdrive, I'm positive had a guide tube, this is an SEI, and it doesn't. I just got back from Menards with some clear tubing that fits over the outside of the coupling assembly. Going...
  4. 1

    Testing Alpha one Gen 2 water pump with no gear oil

    1987 Mercruiser 3.0LX, Alpha One Gen 2 drive. When put to bed last fall, temp was fine, 145 on muffs winterizing. This year, overheats on while summerizing. Split outdrive, changed impeller, old one (last year) looked decent, a little soft, but no breakage. Reinstalled lower, overheats...
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