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One cylinder not getting hot??

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    One cylinder not getting hot??

    Hello everyone,
    I have a 1981 GS550T which I have put pods on and an aftermarket exhaust. The engine has new rings new gaskets electrical has been gone through. Carbs are synced as well as I can without a cylinder getting hot.
    My question is why is my number 3 cylinder not getting hot? I know its hitting because the bike idles fine but when I pull the plug on that cylinder with the bike running it dies immediately. Could it be valves I have adjusted them did I do it wrong? Iam out of ideas help would be greatly appreciated!!

    #2
    Check the Top Ten newbie mistakes list and see if you can check any of those off
    1978 GS 1000 (since new)
    1979 GS 1000 (The Fridge, superbike replica project)
    1978 GS 1000 (parts)
    1981 GS 850 (anyone want a project?)
    1981 GPZ 550 (backroad screamer)
    1970 450 Mk IIID (THUMP!)
    2007 DRz 400S
    1999 ATK 490ES
    1994 DR 350SES

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      #3
      Originally posted by Big T View Post
      Check the Top Ten newbie mistakes list and see if you can check any of those off
      I'd guess about 9.
      http://img.photobucket.com/albums/v5...tatesMap-1.jpg

      Life is too short to ride an L.

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        #4
        #3 being third from left as you sit on bike?
        1981 gs650L

        "We are all born ignorant, but you have to work hard to stay stupid" Ben Franklin

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          #5
          What year bike is it? does it have VM or CV carbs? if it has VM,s check that your fuel valve is work properly and not leaking fuel down the vacuum line. , Check float levels in carbs
          1984 GS1100GK newest addition to the heard
          80 GS 1000gt- most favorite ride love this bike
          1978 GS1000E- Known as "RoadKill" , Finished :D
          83 gs750ed- first new purchase
          85 EX500- vintage track weapon
          1958Ducati 98 Tourismo
          “Remember When in doubt use full throttle, It may not improve the situation ,but it will end the suspense ,
          If it isn't going to make it faster or safer it isn't worth doing

          Comment


            #6
            The bike has CV carbs
            Yes 3rd cylinder as from the left as I sit on the bike
            Checked the top ten newbies list
            and I have had the carbs taken apart about 20 times they have been dipped 3 times as well.

            why would the bike be firing but the cylinders exhaust not warming up could it be an exhaust valve that is stuck closed?

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              #7
              It's either carbs or ignition and I'd bet it's carbs, probably a blocked pilot jet.

              Does it get hot when you're running with the choke on? But not without it? That would indicate pilot jet.

              Will fuel come out of the float bowl on number 3?

              Swap the plug wires on cylinders 2 and 3. Does the cold cylinder move?

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