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Recent content by siscoken

  1. S

    Honda bf90 2002 vacuüm hoses not completely present?

    Ya I think your right , the parts diagram is better..
  2. S

    Honda bf90 2002 vacuüm hoses not completely present?

    I have a bf90 sitting in my yard right now .... if you can better describe what you you would like a Pic of ... i can post
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    2001 mercury 40 hp 4 stroke missing on botton cyl under load

    Update .... finally forced to revisit this .... with no other options and already to much time sunk in .... i just asked myself , what would I do if it were my motorcycle.? Reamed out the main jet from a 95 to what I believe would be a 100 and raised the float level. Just lake tested and all...
  4. S

    2001 mercury 40 hp 4 stroke missing on botton cyl under load

    Update..... finally got time to look at this again and last test I did was swap carbs between #2 and #3 cyl .... not easy as it sounds...and the problem followed the carb.
  5. S

    2001 mercury 40 hp 4 stroke missing on botton cyl under load

    You are right that just because a plug fires in atmosphere doesn't it will fire under compression.... plugs and coils have been swapped out.... have also ruled out valve adjustment now .... carb is coming off again to see what I missed .... thnks for reply
  6. S

    2001 mercury 40 hp 4 stroke missing on botton cyl under load

    With air intake off ... it will pick that cylinder up if air is restricted... choked .... have had carb appart... cleaned , but see nothing wrong... am about to check valve adjustment. Anyone had similar problem, with possible suggestions... thanks. I am a honda guy ... Haven't had much to do...
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    Early 2000s bf90 carb head scratcher

    I appreciate the reply and thoughts.... sometimes you need to set a job aside and spend some time thinking and hearing ideas.... I have been troubleshooting carbs a long time and these are some of the simplest which in itself can frustrate. At times thinking out loud gets a person back on track
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    Early 2000s bf90 carb head scratcher

    Well after cleaning last night and let set till today ... was able to properly set #4 this am... also may have been trying to set idle a little low .... may have been something lingering in one of the body passages..... but apparently cleared now.
  9. S

    Early 2000s bf90 carb head scratcher

    Just went thru carbs all passages cleaned reinstalled and synched. Here is confusing part .... engine runs perfect , but the idle mix screw on #4 carb has to be turned practically out to smooth the idle.... it has always been this way.... just removed and went over idle circuit again.... no...
  10. S

    Bf25 lower unit drain plug stripped

    Rethreaded to 3/8 NC... plug installed... everything good again
  11. S

    Bf25 lower unit drain plug stripped

    That will do the job
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    Bf25 lower unit drain plug stripped

    Ya been trying to find that info also ... but thinking it would be the common 1.25
  13. S

    Bf25 lower unit drain plug stripped

    This may be the answer.
  14. S

    Bf25 lower unit drain plug stripped

    On inspection there is lots of depth and thread for an extended length plug .... now just need to find one. Edit... on closer inspection... only on one side... but I see there may be a 9mm plug available to go to larger thread
  15. S

    Bf25 lower unit drain plug stripped

    How are people repairing threads on lower unit drain plug .... mine lost the threads this am
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