Carb Intake Boot Abuse

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  • twr1776
    Forum Sage
    • Jul 2005
    • 1826
    • NORTHWEST INDIANA - AKA THE REGION

    #1

    Carb Intake Boot Abuse

    I was helping a fellow member out Saturday with some wrenching and this is what we found. I realize if you are on a tight budget and cannot spring for the new intake boots and airbox to carb boots (which you should IMHO) at least get the intake o-rings and replace them. Why someone bothered to take everything apart to this point and did not replace the o-rings is beyond me. Do NOT use caulk, permatex, bubblegum, or whatever was used here as a cheap fix, it will not seal properly. New unflattened o-rings are only about $ 2 each and should be replaced on ALL new GS purchases unless you know they have been done recently. Here is a link to Cliffs website, mandatory reading for all new GS owners.





    82 GS850L - The Original http://s224.photobucket.com/albums/d...ePics067-1.jpg
    81 GS1000L - Brown County Hooligan http://s224.photobucket.com/albums/d...ivePics071.jpg
    83 GS1100L - Super Slab Machine http://s224.photobucket.com/albums/d...t=DCP_1887.jpg
    06 KLR650 - "The Clown Bike" :eek: http://s224.photobucket.com/albums/d...nt=SERally.jpg
    AKA "Mr Awesome" ;)
  • SKD

    #2
    i realize some people are in a hurry too, my valve cover gasket looked like that...lol...this is why it takes so long to build and get these bikes running, im still waiting for parts on mine and it sucks, but you gotta do it right.

    Comment

    • Dave8338
      Forum LongTimer
      Past Site Supporter
      • Aug 2006
      • 11608
      • Annandale, MN

      #3
      Patience in the rebuild department, is a must. If parts are needed, order them and install them when they show up. Better yet, buy a bike project in the fall and build it over winter, and don't get your undies in a bunch because it's 75 and sunny out...

      Comment

      • Nessism
        Forum LongTimer
        GSResource Superstar
        Past Site Supporter
        Super Site Supporter
        • Mar 2006
        • 35787
        • Torrance, CA

        #4
        The classic "high idle", or "the revs won't come down" complaint are more times than not traced to these O-rings leaking. I think it's common for newbies to attempt the silicon fix but that doesn't last but a short time, thus the need to replace the O-rings with fresh. I'd say this is the number one GS problem, with number two being R/R grounding problems causing charging system problems. We need a sticky.
        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

        • Billy Ricks

          #5
          Originally posted by Nessism
          The classic "high idle", or "the revs won't come down" complaint are more times than not traced to these O-rings leaking. I think it's common for newbies to attempt the silicon fix but that doesn't last but a short time, thus the need to replace the O-rings with fresh. I'd say this is the number one GS problem, with number two being R/R grounding problems causing charging system problems. We need a sticky.
          Or a special area for the most common problems. You'd still have people asking questions about the same old topics though. They want a specific answer for their bike thinking that the old pat answers don't apply. That and some are too lazy to search and read.

          Comment

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

            #6
            Thick paper gaskets work for a little while. I have used them as a temporary fix until the O rings arrived a few times.
            By buddy is still riding his 750 that way, still works fine as far as I know.
            http://img.photobucket.com/albums/v5...tatesMap-1.jpg

            Life is too short to ride an L.

            Comment

            • twr1776
              Forum Sage
              • Jul 2005
              • 1826
              • NORTHWEST INDIANA - AKA THE REGION

              #7
              What I do not understand is that to caulk this the PO or shop pulled the carbs and boots off to do it. Why go to all that trouble and not spend $ 8 bucks is beyond me.

              BTW the patient (80 850G) has lost the roll on stumble and is running "much better now". Wish I knew why.
              82 GS850L - The Original http://s224.photobucket.com/albums/d...ePics067-1.jpg
              81 GS1000L - Brown County Hooligan http://s224.photobucket.com/albums/d...ivePics071.jpg
              83 GS1100L - Super Slab Machine http://s224.photobucket.com/albums/d...t=DCP_1887.jpg
              06 KLR650 - "The Clown Bike" :eek: http://s224.photobucket.com/albums/d...nt=SERally.jpg
              AKA "Mr Awesome" ;)

              Comment

              • Nessism
                Forum LongTimer
                GSResource Superstar
                Past Site Supporter
                Super Site Supporter
                • Mar 2006
                • 35787
                • Torrance, CA

                #8
                Originally posted by twr1776
                What I do not understand is that to caulk this the PO or shop pulled the carbs and boots off to do it. Why go to all that trouble and not spend $ 8 bucks is beyond me.

                BTW the patient (80 850G) has lost the roll on stumble and is running "much better now". Wish I knew why.
                It's not the $8, it the wait time to get the parts. Hate to admit this but I used silicone on my very first 450 project bike...with obvious results.
                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

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