carb rebuilds

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  • scarr

    #1

    carb rebuilds

    Long story short -- just got a 1981 GS650E. The carbs are solid varnish. I'm cleaning them, but can't get the main or pilot jets out. Will this be a problem? Also, what else should I watch out for?

    Thanks in advance.
  • earlfor
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    • May 2002
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    • off grid cabin 1/24/26 7pm

    #2
    Re: carb rebuilds

    If they are varnished up so solidly that you cannot remove them, its a pretty safe bet they are varnished up badly enough that they must be removed and cleaned. I have had to soak badly varnished carbs for as long as 3 days to be able to remove jets.

    There isnt an alternative.

    Earl


    Originally posted by scarr
    Long story short -- just got a 1981 GS650E. The carbs are solid varnish. I'm cleaning them, but can't get the main or pilot jets out. Will this be a problem? Also, what else should I watch out for?

    Thanks in advance.
    Komorebi-The light filtering through the trees.

    I would rather sit on a pumpkin and have it all to myself than be crowded on a velvet cushion. H.D.T.

    Comment

    • Dink

      #3
      Re: carb rebuilds

      Originally posted by earlfor
      There isnt an alternative.

      Earl
      There is an alternative!! find an auto repair place that has the new "ultrasonic" cleaner, faster and wont damage o-rings.
      Dink

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      • scarr

        #4
        Thanks for the advice.
        The pilot jet is slotted on top, so I assume it is threaded. But the main jet has a slot in the side. will this just push out from the inside of the carb? There is a brass pin in the body that lines up with the slot.

        Comment

        • Dink

          #5
          The main jet pushes out through the top of the carb once the slide and needle is removed, not from underneath in the float bowl.
          Dink

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          • earlfor
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            #6
            Re: carb rebuilds

            I was speaking as/for someone that would be doing the work at home. eh eh

            Earl :-)

            Originally posted by Dink
            Originally posted by earlfor
            There isnt an alternative.

            Earl
            There is an alternative!! find an auto repair place that has the new "ultrasonic" cleaner, faster and wont damage o-rings.
            Dink
            Komorebi-The light filtering through the trees.

            I would rather sit on a pumpkin and have it all to myself than be crowded on a velvet cushion. H.D.T.

            Comment

            • Dink

              #7
              Re: carb rebuilds

              Originally posted by earlfor
              I was speaking as/for someone that would be doing the work at home. eh eh

              Earl :-)

              Originally posted by Dink
              Originally posted by earlfor
              There isnt an alternative.

              Earl
              There is an alternative!! find an auto repair place that has the new "ultrasonic" cleaner, faster and wont damage o-rings.
              Dink
              Picky picky
              Dink

              Comment

              • earlfor
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                • off grid cabin 1/24/26 7pm

                #8
                Re: carb rebuilds

                Oh go chase a wallaby with a flyswatter. :-)

                Earl

                Originally posted by Dink

                Picky picky
                Dink
                Komorebi-The light filtering through the trees.

                I would rather sit on a pumpkin and have it all to myself than be crowded on a velvet cushion. H.D.T.

                Comment

                • KEITH KRAUSE
                  Forum Guru
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                  • Oct 2002
                  • 8862
                  • Angeles Forest, So.Calif./Red rocks of Southern Utah.

                  #9
                  Re: carb rebuilds

                  Originally posted by earlfor
                  Oh go chase a wallaby with a flyswatter. :-)

                  Earl

                  Originally posted by Dink

                  Picky picky
                  Dink
                  That would be pretty funny....after the wallaby got the flyswatter out of Dinks hands!
                  And on the seventh day,after resting from all that he had done,God went for a ride on his GS!
                  Upon seeing that it was good, he went out again on his ZX14! But just a little bit faster!

                  Comment

                  • scarr

                    #10
                    Boys - Boys - Don't fight!

                    OK, so far so good. I've got the four main jets out and three of the the four pilot jets (soaking the stubborn fourth).

                    Just one more question: The Clymer book says that the main jets have o-rings - but I didn't find any! Is this a misprint?

                    Thanks so much for your advice!!

                    Comment

                    • chuckycheese
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                      • May 2002
                      • 3869
                      • The Gulf Coast of south Florida in the winter and northern Nevada in the summer

                      #11
                      Probably

                      I think it's probably a mistake...(I've never seen a main jet that had an "O" ring). The Clymer books are pretty good but I've found a couple of obvious errors in mine. :?
                      1980 GS1100E....Number 15!

                      Comment

                      • earlfor
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                        • off grid cabin 1/24/26 7pm

                        #12
                        There are some press fit main jets that do use "O" rings, but none of the GS models with Mikuni carbs use "O" rings on their main jets. I think you found a printing error. :-)

                        Earl


                        Originally posted by scarr
                        Boys - Boys - Don't fight!

                        OK, so far so good. I've got the four main jets out and three of the the four pilot jets (soaking the stubborn fourth).

                        Just one more question: The Clymer book says that the main jets have o-rings - but I didn't find any! Is this a misprint?

                        Thanks so much for your advice!!
                        Komorebi-The light filtering through the trees.

                        I would rather sit on a pumpkin and have it all to myself than be crowded on a velvet cushion. H.D.T.

                        Comment

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