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  1. wix

    Rebuild or move on?

    Is it worth rebulding a 1986 40HP 2 stroke Yamaha for about $2000? Any advice would be appreciated.:confused:
  2. wix

    Help Needed with 40 HP 2 Stroke Yamaha

    A yamaha mechanic said I have a fuel breach in my crank seal. Any suggestions or advice? Thanks.
  3. wix

    1986 40HP 2Stroke full power issues

    Help! 3 cylinder, carbs done twice, good spark, good compression. Starts great, idles great but only 60% under full power/load. Pulled plugs under full power water test and cylinder #3 wasn't working. Mechanic said probably a crank seal breach? Also, when dropping rpm's during idle there is a...
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