Carb ID

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  • Guest

    #1

    Carb ID

    Can anyone help me ID these carbs? Removed from my 78 GS1000.

  • hampshirehog
    Forum LongTimer
    Past Site Supporter
    • Oct 2007
    • 12675
    • Hampshire. UK

    #2
    They look to me like VM26s or VM28s. You'll have to measure the internal diameter on the head side to check (they actually measure around 0.8 to 0.9mm larger than 26 or 28mm). These would be standard fitment on a 78 GS1000 and size would depend on market.
    79 GS1000S
    79 GS1000S (another one)
    80 GSX750
    80 GS550
    80 CB650 cafe racer
    75 PC50 - the one with OHV and pedals...
    75 TS100 - being ridden (suicidally) by my father

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    • Guest

      #3
      Originally posted by hampshirehog
      They look to me like VM26s or VM28s. You'll have to measure the internal diameter on the head side to check (they actually measure around 0.8 to 0.9mm larger than 26 or 28mm). These would be standard fitment on a 78 GS1000 and size would depend on market.

      Thanks!!...

      Comment

      • Nessism
        Forum LongTimer
        GSResource Superstar
        Past Site Supporter
        Super Site Supporter
        • Mar 2006
        • 35788
        • Torrance, CA

        #4
        No VM28's for US market GS bikes, those are 26's if they came off a 1000.
        Ed

        To measure is to know.

        Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

        Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

        Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

        KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

        Comment

        • Guest

          #5
          Originally posted by Nessism
          No VM28's for US market GS bikes, those are 26's if they came off a 1000.

          They did indeed come off the 1000 and from I can tell every bit of everything on this bike is still factory.

          Seems odd that a 26mm carb would be enough for a 1000cc bike.
          But thats just me..

          Comment

          • Steve
            GS Whisperer
            • Jun 2005
            • 35925
            • southwest oHIo

            #6
            Originally posted by Octain
            Seems odd that a 26mm carb would be enough for a 1000cc bike.
            But thats just me..
            Each carb only has to feed 250cc, what's wrong with that?

            .
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            • Guest

              #7
              Originally posted by Steve
              Each carb only has to feed 250cc, what's wrong with that?

              .
              What size carbs does the 850 have?
              Must be me..

              Comment

              • Nessism
                Forum LongTimer
                GSResource Superstar
                Past Site Supporter
                Super Site Supporter
                • Mar 2006
                • 35788
                • Torrance, CA

                #8
                750/850/1000 all use VM26's. They are maybe a little small for the 1000 but driveability is good and it's better to be small than too big.
                Ed

                To measure is to know.

                Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

                Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

                Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

                KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

                Comment

                • Guest

                  #9
                  Originally posted by Nessism
                  it's better to be small than too big.
                  Is that what she told ya last night?
                  Hehe, couldnt resist.

                  Thanks for the info!!

                  Comment

                  • tkent02
                    Forum LongTimer
                    Past Site Supporter
                    • Jan 2006
                    • 35571
                    • Near South Park

                    #10
                    Originally posted by Octain
                    Is that what she told ya last night?
                    Hehe, couldnt resist.

                    Thanks for the info!!
                    Depends on where you are trying to go with it.
                    http://img.photobucket.com/albums/v5...tatesMap-1.jpg

                    Life is too short to ride an L.

                    Comment

                    • Guest

                      #11
                      Originally posted by tkent02
                      Depends on where you are trying to go with it.

                      You again?

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