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    7.5 Mercury (what is one worth?)

    I have a friend who wants to buy my 7.5 Mercury motor. Short Shaft. I really don't need it and I don't want to make an enemy of him by asking way to much for the unit. It is either a 1980 or 1981 model, I was really never able to decipher which. Can anyone give me an idea of the potential...
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    Engine compression???

    I keep reading about engine compression on the forum. They all state that the compression should be 100 PSI or higher. Is this true of all size engines. I did a compression check on the 7.5 that I recently purchased. It registered only 90 #'s on each cylinder. Is that low for this small of...
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    Pee Stream???

    Guys, This is on a 7.5 Mercury. 1980/81 Model. I got the impeller corrected and I took the motor to the lake to test it. I got a very weak stream, kind of a spray stream. Came back home, took lower unit off again and checked the distance from the end of the tube to the flat where the lower...
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    Reverse Lock Lever Replacement

    I have a 7.5 HP Merc and in checking it over I found that someone had ground off the hooks on the original reverse lock lever. I now have a replacement unit to install. Is there any trick to installing this? It seems pretty straight forward but I noticed a hole in the lever that appears to...
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    Obsolete Parts

    New to the forum. So bear with me on this. I took my 7.5 Merc apart to replace the impeller. While I had it apart I noticed that the reverse lock lever was ground off by one of the previous owners. Not sure why but it was done. I went to a site for Merc parts and they state that this part...
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    7.5 Mercury Impeller Replacement

    I am trying to check the impeller on an 80 or 81 7.5 Mercury. I just bought the unit from a friend and he stated that the motor did not pump water the last time he started it. He claims he shut if off right away before any damage was done. I know that I have to remove the two nuts to get the...
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