1981 GS1100E - Problem getting it to run without the chock full open

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  • Emptynester
    • Jan 2026

    #1

    1981 GS1100E - Problem getting it to run without the chock full open

    Might need a complete carb rebuild. Trying to avoid. The bike was purchased recently.
    It sat for four years will fuel in the tank. I did a Metal Rescue rust clean on the tank.
    New Suzuki OEM fuel petcock. New NGK plugs, New AGM battery and postive battery cable.
    With fresh fuel (small amount of Seafoam in the tank) petcock turned to ON...it hard starts...
    but when it does start...it only idles for a few seconds...and dies.
    Any thoughts? Thanks a ton! Regards, Randy
  • Redman
    Forum LongTimer
    Past Site Supporter
    • Mar 2004
    • 13718
    • Michigan, west Michigan

    #2
    Originally posted by Emptynester
    . ........
    It sat for four years will fuel in the tank. ..
    Originally posted by Emptynester
    Might need a complete carb rebuild. ........
    ..
    Y e s . . . .
    http://webpages.charter.net/ddvrnr/GS850_1100_Emblems.jpg
    Had 850G for 14 years. Now have GK since 2005.
    GK at IndyMotoGP Suzuki Display... ... GK on GSResources Page ... ... Euro Trash Ego Machine .. ..3 mo'cykls.... update 2 mocykl


    https://imgur.com/YTMtgq4

    Comment

    • Redman
      Forum LongTimer
      Past Site Supporter
      • Mar 2004
      • 13718
      • Michigan, west Michigan

      #3
      Welcome to The GSR.

      Temecula..... my daughter & SIL are in Oceanside, will be visiting there again next month.
      Great riding east of there.
      http://webpages.charter.net/ddvrnr/GS850_1100_Emblems.jpg
      Had 850G for 14 years. Now have GK since 2005.
      GK at IndyMotoGP Suzuki Display... ... GK on GSResources Page ... ... Euro Trash Ego Machine .. ..3 mo'cykls.... update 2 mocykl


      https://imgur.com/YTMtgq4

      Comment

      • jsandidge
        Forum Sage
        Past Site Supporter
        • Jun 2013
        • 1482
        • Norfolk, Virginia

        #4
        Yeah... a full teardown of the carbs is in order, and a valve adjustment. If you're really interested in getting it running right, don't skip either of them.
        https://drive.google.com/open?id=0B9zH8w8Civs8ejBJWjdvYi1LNTg&resourcekey=0-hlJp0Yc4K_VN9g7Jyy4KQg&authuser=fussbucket_1%40msn.com&usp=drive_fs
        1983 GS750ED-Horsetraded for the Ironhead
        1981 HD XLH

        Drew's 850 L Restoration

        Drew's 83 750E Project

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        • Big T
          Forum LongTimer
          Past Site Supporter
          Super Site Supporter
          • Mar 2005
          • 12391
          • West Slope, OR

          #5
          If cleaning the carbs is too daunting for you, there's members that will clean them for you.
          For a fee, of course
          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

          Comment

          • Steve
            GS Whisperer
            • Jun 2005
            • 35924
            • southwest oHIo

            #6
            Carbs and valves are two of the "big three" that are necessary to get the bike running. The third is charging system.

            To get it safely on the road, you should also address tires and brakes, but let's get it running first.

            Carbs are not rocket science, but DO require some chemicals, tools and a LOT of attention to detail.

            As Big T mentioned, there are a few of us that will clean the carbs for you.
            Chef1366 is out in the Santa Barbara area.
            Chuck Hahn is in Oklahoma.
            I am in southwest oHIo.

            There are probably others, but have not seen them mentioned recently.

            .
            sigpic
            mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
            hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
            #1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
            #2 son: 1980 GS1000G
            Family Portrait
            Siblings and Spouses
            Mom's first ride
            Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
            (Click on my username in the upper-left corner for e-mail info.)

            Comment

            • posplayr
              Forum LongTimer
              GSResource Superstar
              Past Site Supporter
              • Dec 2007
              • 23673
              • Tucson Az

              #7
              Contact chef1366 in Santa Barbara to do carbs.

              that said, I have pulled carbs and used carb cleaner to spray out the pilot jets and mains and that is enough.
              Last edited by posplayr; 01-20-2019, 10:00 PM.

              Comment

              • LAB3
                Forum Sage
                Past Site Supporter
                • Mar 2018
                • 3492
                • No fixed address

                #8
                This is how I see it. You can take your chances and clean them up without taking them apart and hope it runs right then spend the rest of the riding season fiddling with adjustments that never seem to make a difference OR do the full teardown and cleaning and be done with it, your choice. It's really not that that complicated to do and only requires a new set of o-rings and some cleaning solvent. A has already been mentioned, there's a few guys here that can do it for you if it seems too complicated but keep in mind by the time you get them off the "hard" work has already been done. Keep in mind that if you do have someone rebuild them you still need to sync them afterward either way. This is the fun of owning an antique motorcycle for many of us, doing it ourselves! The sense of pride and accomplishment once everything is back together and running right is what separates the men from the boys as they say and if you find yourself stuck with a problem somewhere you'll have the knowledge to get back up and running instead of checking your bank balance before calling for help.
                2001 Kawasaki Voyager XII (Current bike)
                1982 GS450txz (former bike)

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