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  1. J

    150hp, 2.5L carberated 1998 2 cycle compression

    I just purchased a used 150hp, 2.5L carberated 1998 2 cycle engine, and wanted to know what the compression should be?? Also the oil injection was inoperative, and I was told to use 50/1 oil mixture. Questions: 1. Should I remove the oil metering pump and shaft or is it ok to leave it?? 2. Lower...
  2. J

    Oil injector pump on 1998 150 mercury

    I got a beeep beep ....warning on the alarme at over 4000rpm's and traced down the problem to the oil pump gear. My oil pump gear that drives the oil pump shaft appears to be made of plastic and has sheared off most of its threads inside the shaft housing. I vacumed all of the shavings, and the...
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