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  1. J

    Correct me if I'm wrong.

    I think I finally figured this boat motor out. Its a 1966 Merc 500 I thought i wasnt getting any water to the engine. But found out the tattle is clogged in the motor somewhere. I removed a screw from top of the engine and poured some water down through the water jacket and it seems to come down...
  2. J

    Cooling problems a plenty!!! Please help!!

    I just got this 1966 Merc 500 from my uncle. I finally got it running thanks to the help of you wonderful people on here. Got it running and noticed no water comming from the pee hole. I took the lower unit off and found that the inpeller was indeed all shredded. I then ran a coat hanger up as...
  3. J

    Trying to replace the water pump on my 1966 Merc 500

    I just recieved this boat from a relative, and I just finally got it running. While running I noticed no water coming from the tattle tale. So I figured the impeller needed replaced so I drained the fluid from the lower unit and proceeded to remove the bolts that hold it on but when I tried to...
  4. J

    Ignition Woes

    I have a 1966 Merc 500. Iekhaefer Mercury. I have inherited it from an uncle. It has been sitting in a garage for past 15 years. I brought it home got it to turn over but had no spark. So with help from someone that knows a little about boat motors we took apart the distributer and cleaned the...
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