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  1. C

    1991 200hp 2 stroke yamaha

    Just started today. Ran fine for the 1st 2 hours. At cruising 4000 rpm I noticed that the engine would surge 200 rpms. Also noticed that the throttle was pushed further than the starboard side. She is stalling at idle. Any input?? Craig
  2. C

    h20 pump Yamaha 200

    I replaced the h20 pump with a oem kit (didn't replace the housing). Before the replacement the old pump was working good . Now the pee stream is weak and overheats. Upon inspection the "o" ring that goes on the bottom of the housing looks too thin and will not seal the housing against the wear...
  3. C

    water pump key

    I purchased a new/used boat with 1991 yamaha 200's. I pulled the lower units to replace the h2o pumps and both impellar keys are frozen onto the shafts. Any suggertions on how to remove. It looks like the previous owner lacked on maint. Replaced the popit valves, stats, plugs. There were no o...
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