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  1. M

    165 SternDrive Question

    I have a 1971 165 inline 6 with a 165 SternDrive and I had a problem with the outdrive not wanting to go into neutral. It was either in foward or reverse and it was very hard to get there. The easiest way was to shut it down and then switch it in to neutral. Since then, I have replaced all the...
  2. M

    165 I/L 6 Overheating

    I had a previous thread out there before and Don convinced me to not pull the head off just yet. I was pulling a vacuum from the water inlet hose that goes from the thermostat housing to the transum. I still dont understand why there is a vacuum there but i will do some more reading on that...
  3. M

    Water inlet line pulling a vacuum

    69 MERCRUISER 165 I/L 6. I think i found the problem on the over heating but need confirmation. After changing out the pump in the lower unit, my engine was running really hot. I pulled the water inlet line and found that it had a vacuum while running. How could the pump be running backwards to...
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