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my carb problem - help please

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    #16
    while the intake boots orings are important too...
    the other orings that often need attention are in the carbs
    GS850GT

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      #17
      I was referring to the o-rings inside the carbs.
      The DJ 110 will be too small. Try a 117.5 Mikuni main. The DJ 110 is like a 102.5 Mikuni which is smaller than stock.

      Mikuni to Dynojet
      Mikuni divided by .9375 = DJ size

      Dynojet to Mikuni
      Dynojet x .9375 = Mikuni size
      Last edited by chef1366; 04-29-2008, 05:01 PM.
      1983 GS 1100E w/ 1230 kit, .340 lift Web Cams, Ape heavy duty valve springs, 83 1100 head with 1.5mm oversized SS intake valves, 1150 crank, Vance and Hines 1150 SuperHub, Star Racing high volume oil pump gears, 36mm carebs Dynojet stage 3 jet kit, Posplayr's SSPB, Progressive rear shocks and fork springs, Dyna 2000, Dynatek green coils and Vance & Hines 4-1 exhaust.
      1985 GS1150ES stock with 85 Red E bodywork.

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        #18
        Thanks chef.
        The 117.5 main is what I had with the stock configuration, I'll give it a try.

        So which o-rings are you referring to then chef?

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          #19
          there's a host of o'rings in the carbs - the ones that are on the fuel connections between carbs, the ones that go on the float needle housing, the ones that go on the air mixture screw, the ones that go on the fuel vent housing....i think that may be it. check out bikecliff's website for rebuild info, it lists the o-rings to replace.

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            #20
            Stock main jets should be 112.5 or 110.
            The o-rings are under the idle mixture screws, vent Ts, float bowl connector rods, float seat and choke. These are all twenty years + old and need to be replaced. The carb bodies also should be dipped in Berrymans to clean out all the ports and sprayed out with carb cleaner.
            I will never jet a bike until I check compression, adjust valves and do up the carbs.
            1983 GS 1100E w/ 1230 kit, .340 lift Web Cams, Ape heavy duty valve springs, 83 1100 head with 1.5mm oversized SS intake valves, 1150 crank, Vance and Hines 1150 SuperHub, Star Racing high volume oil pump gears, 36mm carebs Dynojet stage 3 jet kit, Posplayr's SSPB, Progressive rear shocks and fork springs, Dyna 2000, Dynatek green coils and Vance & Hines 4-1 exhaust.
            1985 GS1150ES stock with 85 Red E bodywork.

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              #21
              I have a set of DJ 118's if any use....

              Dan
              1980 GS1000G - Sold
              1978 GS1000E - Finished!
              1980 GS550E - Fixed & given to a friend
              1983 GS750ES Special - Sold
              2009 KLR 650 - Sold - gone to TX!
              1982 GS1100G - Rebuilt and finished. - Sold
              2009 TE610 - Dual Sporting around dreaming of Dakar..... - FOR SALE!

              www.parasiticsanalytics.com

              TWINPOT BRAKE UPGRADE LINKY: http://www.thegsresources.com/_forum...e-on-78-Skunk/

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                #22
                Thank you. I have the original 117.5s that came with the carbs.

                I have to first do a honey-do and replace the air conditioning system on my wifes car :-| We have to have AC down here in Texas as summer is fast approaching

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