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  • Installing carbs with air box

    Can someone please tell me how to install the carbs with the air box? There must be something I am missing. Is there a trick to doing this.
    1979 xs1100f
    New Fuse Box
    Progressive Shocks
    Gold Valve Emulator
    Dyna Coils
    Electronic Flasher
    Led Headlight
    Led Turn Signals
    4 Led Driving Lights
    2nd Gear Fix
    Auto Cam Tensioner
    Digital Dash
    Stainless Braided Lines
    R6 4 Piston Calipers
    Stainless Bolt Kit
    Maier Fairing
    Dyna Balancing Beads
    Spin On Oil Filter
    Stebel Nautilus Horn
    Plasti Dip Rims
    ISO Grips

  • #2
    Jared,

    Check out this old tutorial thread.

    http://www.xs11.com/forum/showthread.php?t=35349

    Good luck,

    John
    John is in an anonymous city with an Alamo (N29.519227,W-98.678980)

    Go ahead, click on the bikes - you know you want to...the electrons are ready.
    '81 XS1100H - "Enterprise"
    Bob Jones Custom Navy bike: Tkat brace, EBC floating rotors & SS lines, ROX pivot risers, Geezer rectifier, new 3H3 engine

    "Not all treasure is silver and gold"

    Comment


    • #3
      On Great Ranger, I too the top airbox bracket and cut it so it only attached to the top of the airbox and used the side bolts to old airbox in place. I'll have to look for a pic.

      John
      John is in an anonymous city with an Alamo (N29.519227,W-98.678980)

      Go ahead, click on the bikes - you know you want to...the electrons are ready.
      '81 XS1100H - "Enterprise"
      Bob Jones Custom Navy bike: Tkat brace, EBC floating rotors & SS lines, ROX pivot risers, Geezer rectifier, new 3H3 engine

      "Not all treasure is silver and gold"

      Comment


      • #4
        That's pretty much it in a nutshell.... One thing not stressed enough is when connecting the airbox is when you get two carbs started on one side, install the lower airbox mounting bolt loosely on that side before going to the other side. That will prevent the first two from pulling out as you push the other two in. Makes all the difference.....
        Fast, Cheap, Reliable... Pick any two

        '78E original owner - resto project
        '78E ???? owner - Modder project FJ forks, 4-piston calipers F/R, 160/80-16 rear tire
        '82 XJ rebuild project
        '80SG restified, red SOLD
        '79F parts...
        '81H more parts...

        Other current bikes:
        '93 XL1200 Anniversary Sportster 85RWHP
        '86 XL883/1200 Chopper
        '82 XL1000 w/1450cc Buell, Baker 6-speed, in-progress project
        Cage: '13 Mustang GT/CS with a few 'custom' touches
        Yep, can't leave nuthin' alone...

        Comment


        • #5
          Also Rev- After the Winter turns those boots cold and hard, I like to heat the boots up with a blow dryer (not heat gun), or dunk them in a hot bath of Simple Green to soften the boots up. After that, I spray a little silicone grease on the bell housings prior to install. I wanted to set my bike on fire in April, trying to install my airbox.

          On a sidenote, I replaced my carb manifold boots last month. It was time.
          1979 XS1100F
          2H9 Mod, Truck-Lite LED Headlight, TECHNA-FIT S/S Brake Lines, Rear Air Shocks, TKAT Fork Brace, Dyna DC-I Coils, TC Fuse Block, Barnett HD Clutch Springs, Superbike Handlebars, V-Star 650 ACCT, NGK Irridium Plugs, OEM Exhaust. CNC-Cut 2nd Gear Dogs; Ported/Milled Head; Modded Airbox: 8x8 Wix Panel Filter; #137.5 Main Jet, Viper Yellow Paint, Michelin Pilot Activ F/R, Interstate AGM Battery, 14MM MC, Maier Fairing, Cree LED Fog Lights.

          Comment


          • #6
            It also helps to spray some wd40 on the card boots. It help the carbs go in.

            Bill
            1980 XS1100 SG
            Jardine Spaghetti with Harley Mufflers

            Comment


            • #7
              Originally posted by BowlingSS View Post
              It also helps to spray some wd40 on the card boots. It help the carbs go in.

              Bill
              It might be a good place for that dielectric grease. Armorall or something like that will work well, too.

              Here's the video of the install in case it wasn't in the link above.
              XS1100 Carburetor Install
              Marty (in Mississippi)
              XS1100SG
              XS650SK
              XS650SH
              XS650G
              XS6502F
              XS650E

              Comment


              • #8
                Originally posted by TheRev View Post
                Can someone please tell me how to install the carbs with the air box? There must be something I am missing. Is there a trick to doing this.
                Doing it about a dozen times is the trick. Joking aside, it can be a pain. Loosen all the airbox bolts/nuts. Pull the bottom of the airbox off. I put the airbox to carb boots on after I have the carbs in place. Soapy water, silicone does help a lot getting the boots back on. If I remember correctly, the outside boots are different from the inside ones. Be careful when reinstalling the boots. You will have the tendency/need to use a screwdriver to help get them on and you could puncture the boot. I use a customized wooden dowel to pry on em. The airbox on the 11 is most likely the biggest reason people go to pods
                When a 10 isn't enough, get a 11. 80g Hardbagger

                Comment


                • #9
                  Trick

                  Originally posted by TheRev View Post
                  Can someone please tell me how to install the carbs with the air box? There must be something I am missing. Is there a trick to doing this.
                  There is no trick. Just have to have a lot of patience. Everyone has a slightly different way to installing the carbs and OEM filter assembly.

                  If you did not check the carbs for leaks prior to the installation, I would strongly advise doing so. Do this using a remote fuel tank or some extended fuel lines off of the bike's tank. Better to find/correct a leak now rather than after they are on the bike. Also a good time to rebuild the petcocks as well.

                  You should have all three air box screws out so that the box is "floating". While pushing the air box back as far as it will go, angle the carbs in between the intake and air box rubbers. Be careful of the accelerator cable hook up linkage on the carbs so as not to bend it. Hook this linkage up as soon as you can. Proceed to tilt the carbs into the air box rubbers first. Don't force them in. Be patient. Then slide them forward into the carb intakes. Be careful not to bend any of the clamps. Push them out of the way if needed. From here it will take a little finessing to get all 8 of the rubbers aligned to the best position. They shrink over time, so a perfect alignment may not be possible. When you are satisfied of the best position, tighten all 8 clamps. May be necessary to tighten the two outside air box clamps and then pull carbs/air box forward.

                  The remainder is easy, but take your time. A good sync is in order upon completion. If/when the bike is going to sit for an extended period, place a 2X4under the front wheel. This will keep any leaking fuel out of the crankcase. Check the oil for fuel contamination prior to the sync.
                  1981 XS1100H Venturer
                  K&N Air Filter
                  ACCT
                  Custom Paint by Deitz
                  Geezer Rectifier/Regulator
                  Chacal Stainless Steel Braided Brake Lines
                  Chrome Front Rotor & Caliper Covers
                  Stebel Nautilus Horn
                  EBC Front Rotors
                  Limie Accent Moves On In 2015

                  Mike

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                  • #10


                    I call this a booger hook, but I believe it is a Mac radiator hose tool. The tip is blunt. It can be very helpful for lots of things like installing the carburetors, or a radiator hose on your car.
                    Marty (in Mississippi)
                    XS1100SG
                    XS650SK
                    XS650SH
                    XS650G
                    XS6502F
                    XS650E

                    Comment


                    • #11
                      Originally posted by jwhughes3 View Post
                      On Great Ranger, I too the top airbox bracket and cut it so it only attached to the top of the airbox and used the side bolts to old airbox in place. I'll have to look for a pic.

                      John
                      Just for motivation, I'd like to see this picture. Going to be pulling my carbs for a clean and anything to make carb install a 1 man job would be great!
                      78 E

                      Comment


                      • #12
                        You could also completely remove that top bracket, and tape the holes with some good duct tape.
                        1979 XS1100F
                        2H9 Mod, Truck-Lite LED Headlight, TECHNA-FIT S/S Brake Lines, Rear Air Shocks, TKAT Fork Brace, Dyna DC-I Coils, TC Fuse Block, Barnett HD Clutch Springs, Superbike Handlebars, V-Star 650 ACCT, NGK Irridium Plugs, OEM Exhaust. CNC-Cut 2nd Gear Dogs; Ported/Milled Head; Modded Airbox: 8x8 Wix Panel Filter; #137.5 Main Jet, Viper Yellow Paint, Michelin Pilot Activ F/R, Interstate AGM Battery, 14MM MC, Maier Fairing, Cree LED Fog Lights.

                        Comment


                        • #13
                          Once you've done a couple of times, it's easy. There should be no need for modifications. It's a heck of a lot easier than on my XS650!
                          Marty (in Mississippi)
                          XS1100SG
                          XS650SK
                          XS650SH
                          XS650G
                          XS6502F
                          XS650E

                          Comment


                          • #14
                            Originally posted by TheRev View Post
                            Can someone please tell me how to install the carbs with the air box? There must be something I am missing. Is there a trick to doing this.
                            Has to be done SEPERATELY Rev., and takes 10-15min., tops. For removal, remove lower portion of airbox first(after removing PCV hose). THEN remove upper portion of airbox and drop it DOWN on engine case out of way. Remove carb bank and at same time when coming out side of choice, unhook throttle cable.
                            Going back on with carb bank, first, have clamps loose enough to flip over lip back oughta' way, then spray silicone on inner portion of boots and as you START in with carb bank, hook up throttle cable(makes that chore easier to do). Catch carb bank on bottom of boots then a bit of rocking them to get under upper portion of boots.
                            The airbox boots can make things a bit more fiddley since they are somewhat loose. At times, they DO need to be rotated a bit for correct alignment!. Clamps back oughta' way, same starting at bottom of boots catching carb bell lip. Takes a bit more rocking and forward pressure, CAREFUL not to rock bike off centerstand. I let calf of my leg hold back against rider peg so this doesn't happen.
                            Also I DO not reccomend removing that top bracket from airbox! Bend it FORWARD and down of way a bit, or as J.W. Hughes stated, cut that upper loop off, LEAVING the metal mount pieces in place. Removing it WILL open a can of worms internally you don't want to deal with. The airbox has plenty of support from side bolts not putting undue strain on boots without need of upper mount bolt. I 'get it', but that WAS just another bit of overkill that could have been better well spent on the cam-chain adjuster design.
                            There you have it, the 10min. R/R of the airbox. A JIS(JapaneseIndustrialStandard) phillips driver also reduces time and frustration.
                            81H Venturer1100 "The Bentley" (on steroids) 97 Yamaha YZ250(age reducer) 92 Honda ST1100 "Twisty"(touring rocket) Age is relative to the number of seconds counted 'airing' out an 85ft. table-top.

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                            • #15
                              Originally posted by alaskey2 View Post
                              Just for motivation, I'd like to see this picture. Going to be pulling my carbs for a clean and anything to make carb install a 1 man job would be great!
                              https://picasaweb.google.com/m/viewe...56415915884130

                              Try link. I cannot get pics to post on my phone.

                              John
                              John is in an anonymous city with an Alamo (N29.519227,W-98.678980)

                              Go ahead, click on the bikes - you know you want to...the electrons are ready.
                              '81 XS1100H - "Enterprise"
                              Bob Jones Custom Navy bike: Tkat brace, EBC floating rotors & SS lines, ROX pivot risers, Geezer rectifier, new 3H3 engine

                              "Not all treasure is silver and gold"

                              Comment

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