'89 GSXR Canadian model 40mm carbs

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  • gearhead13
    • Jan 2026

    #1

    '89 GSXR Canadian model 40mm carbs

    There is a set of these for sale up here cheap, is that too much carb for my 1170?
  • blowerbike
    Forum Guru
    GSResource Superstar
    • Aug 2008
    • 7057
    • Ohio Closer to KY Than Cleveland

    #2
    40mm vacuum=37mm mechanical.
    i think they'll be fine but really..a set of 36/38mm RS mikuni's will make your bike feel like you added nitrous!

    Comment

    • gearhead13

      #3
      Originally posted by blowerbike
      40mm vacuum=37mm mechanical.
      i think they'll be fine but really..a set of 36/38mm RS mikuni's will make your bike feel like you added nitrous!
      It had better, for what those go for

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