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GS1000N renovation/resurrection.

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    #16

    See if this works, I'm not the sharpest tool in the box as regards web tech.
    My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

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      #17
      that works, but you know what works better? copying the BB code and pasting it directly into the post.

      20191118_152017 by Dennis Harland, on Flickr
      Rich
      1982 GS 750TZ
      2015 Triumph Tiger 1200

      BikeCliff's / Charging System Sorted / Posting Pics
      Destroy-Rebuild 750T/ Destroy-Rebuild part deux

      Comment


        #18
        Those carbs look nice. Good work. Be sure the fuel screw tips are not broke off in the carb bodies. Also make sure the threads for the fuel screws allow smooth turning of the screws. If they don't it's easy to get the screw tip jambed into the carb body because it's hard to tell when the screw is bottomed. If the screw doesn't turn with ease I'd buy a tap and clean up the threads. The thread pitch size is .5mm.
        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

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          #19
          Thanks for the bb info. Nessism, I know about the problems with the points on the screws snapped in the carb body. These ones are ok I think it's the first time these carbs have been opened up. There was still the white paint type seal on mixture screw heads. O rings should be here soon and I can re assemble them at base settings as per the tutorial on bikecliff website.
          My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

          Comment


            #20
            I see that you have the rubberized fuel connectors. Soak all 3 of them in petrol for a day or so, then they should fit snugly.
            Then, once the floats are adjusted, set the carbs on the bench and fill them with petrol to see if they leak. Leave them overnight

            This will save you the trouble of pulling the carbs if they do leak. These connectors have been the source of debate on the forum. I'm in the soak and test group, other say replace with units that take O rings
            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


              #21


              That's a good resource... wish I'd known about them a few months back, I'd have ordered airbox intakes from there.
              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
                Yes good info on soaking the connectors, I have a centre T that takes O rings and will use that. The O ring kit arrived, but for CV carbs. Mr Barr is on the case www.cycleorings.com cruzinimage seem to have a fair bit on there website, I have a set of there piston rings in my GS750/850 and there fine.
                An update for today, valve clearance. There was a couple that were a little tight but a I have a selection of shims so that's sorted now. New gasket on order, genuine Suzuki. A bit more cleaning around cylinder head where there was oil and inlet rubber leaks. Also re torque of cylinder head.
                20191120_130828 by Dennis Harland, on Flickr
                My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

                Comment


                  #23
                  Bit of an update, I cleaned around cylinder head and fitted carb to head rubbers also cam cover. When I got this bike the air filter box lid was missing, a common issues I think. So today I knocked one up out of some stainless steel plate I had lying around. With a bit weather seal foam it should be ok.
                  20191122_151447 by Dennis Harland, on Flickr
                  My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

                  Comment


                    #24
                    Not done much for a few days, I thought I would have a look at the clutch. It would not disengage, the plates were stuck. Cleaned them and the fibre discs are good to go and steels are fine also. The O rings have arrived for carbs and I have rebuilt them. Fire up time tomorrow I think. If all is ok I will strip it all to paint the frame, 2k paint.
                    20191126_130154 by Dennis Harland, on Flickr
                    My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

                    Comment


                      #25
                      Originally posted by uk gs nut View Post
                      Not done much for a few days, I thought I would have a look at the clutch. It would not disengage, the plates were stuck. Cleaned them and the fibre discs are good to go and steels are fine also. The O rings have arrived for carbs and I have rebuilt them. Fire up time tomorrow I think. If all is ok I will strip it all to paint the frame, 2k paint.
                      20191126_130154 by Dennis Harland, on Flickr
                      Looking good! Do you have any clutch rattle at tick over?
                      Bikes:

                      1980 GS1000 restomod
                      2006 GSXR 750

                      Comment


                        #26
                        Yeah, you should check the clutch basket springs and hub nut while you have it open
                        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


                          #27
                          Big T, the nut was loose so I knocked back the tab washer and gave it a couple of rattles with my impact wrench. Not had it running yet, that's for tomorrow. I've got a spare basket if it rattles.
                          My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

                          Comment


                            #28
                            Well folks, it's alive !. Primed the carbs and no leaks, pulled the choke and it fired straight up. Well happy with that. Set ignition with strobe and adjusted carbs for highest idle. Let it warm up and then I vac synced the carbs, they were close after the bench sync. Took it for a run up the street and all is well, gears shift smooth with no bad noises. Clutch seems quite quiet also, opening the throttle in the street and it seems fit !. It can only get better with running, I think it has stood a few years by the way things have been stuck. The sound on vid is not that good, it's better in real life. Next is major strip to paint frame and go through all brake seals and renew whatever is needed.

                            20191127_132053 by Dennis Harland, on Flickr
                            My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

                            Comment


                              #29
                              Nice colour/color on that bike!

                              Nice pictures too.

                              I enjoy pics with scenic backdrops.

                              I'm sure you'll get right on that...lol.

                              Ed
                              GS750TZ V&H/4-1, Progressive Shocks, Rebuilt MC/braided line, Tarozzi Stabilizer[Seq#2312]
                              GS750TZ Parts Bike [Seq#6036]
                              GSX-R750Y (Sold)

                              my opinion shouldn't be taken as gospel or in any way that would lead you to believe otherwise (30Sep2021)

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                                #30
                                Great work!. The GS1000 is one of the best sounding inline 4s in my opinion.
                                Last edited by 80GS1000; 11-27-2019, 12:34 PM.
                                Bikes:

                                1980 GS1000 restomod
                                2006 GSXR 750

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