New mods (GS 550 Cafe Racer)

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  • sven77
    • Jan 2026

    #1

    New mods (GS 550 Cafe Racer)

    Hey guys,

    for those of you who are interested in I?d like to show how I modify my ?79 GS 550 E Cafe Racer during the upcoming weeks.
    If you have any questions about, don?t hesitate to ask.
    (Please notice: I am not permanently online, so it might last a little bit to my answer, but I?ll definitely answer all questions. So, be patient, please. )

    That?s my GS Cafe Racer basis:
    IMG_0445.jpg

    The planned mods:
    • Frontend upgrade
    • New designed dashboard
    • Engine upgrade (planned for winter 2016/2017)


    Greats Sven
    Last edited by Guest; 05-31-2016, 05:44 AM.
  • sven77

    #2
    Step 1: Frontend upgrade

    Part list:
    Suzuki GSX-R 1000 K1 fork
    Suzuki GSX-R 1000 K1 brake calipers
    Suzuki GSX-R 750 SRAD crowns with steering rod an handlebars
    Kawasaki GPZ 305 (Belt Drive) steering tube bearings
    Kawasaki Z1000 clutch lever with LSL lever (6 times adjustable)
    Ducati Hypermotard 1100 radial brake cylinder with LSL lever (6 times adjustable)
    IMG_1118.jpg
    Last edited by Guest; 05-29-2016, 10:27 AM.

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    • sven77

      #3
      Fork mounted today:

      IMG_1368.jpg

      Comment

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

        #4
        Looks great! What are your plans for the engine?
        http://img.photobucket.com/albums/v5...tatesMap-1.jpg

        Life is too short to ride an L.

        Comment

        • sven77

          #5
          Thanks.

          I bought a second engine (GS 550). It will be upgraded with GS650 cylinders (custom sleeves for 65mm pistons), dry clutch, fine-balanced crankshaft and Suzuki GSF600-carbs. Hopefully it will have 80+ hp. That?s the plan so far.

          Greets Sven

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

            #6
            80+ should be easy. Do you know about the group buy we are doing for 65mm pistons?
            http://img.photobucket.com/albums/v5...tatesMap-1.jpg

            Life is too short to ride an L.

            Comment

            • sven77

              #7
              Yes, I read it already. But for me it is too early. (Engine upgrade starts not until December 2016.)
              Last edited by Guest; 05-29-2016, 10:22 AM.

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              • TeamNeal

                #8
                That bike looks amazing! Could you possibly give a little detail about the rear end? Like what s/a wheel brake combo you used. The front swap is awesome man. I have a ported and polished 650 head if you are interested...

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

                  #9
                  I'm interested if he's not...
                  http://img.photobucket.com/albums/v5...tatesMap-1.jpg

                  Life is too short to ride an L.

                  Comment

                  • sven77

                    #10
                    Thank you.

                    The swingarm and rear brake caliper is out of a Kawasaki ZR750 Zephyr (?91/?92). Rear wheel is from a Suzuki GSF 600 (4,5 x 17 with 160/60 ZR 17), axle also. The rear shocks are accessory stuff. Hopefully replaced by ?hlins someday.
                    Tail light is usually built in a Kawasaki ZX9R, the tail cover is a modified GS550E-item.

                    Greets Sven

                    I am definitely interested in the head but how does it come to Germany? And what?s the latest price? Maybe you contact me by PM?
                    Last edited by Guest; 05-29-2016, 03:12 PM.

                    Comment

                    • sven77

                      #11
                      Next step will be preferred (new designed dashboard):

                      That?s my current one:


                      As you can see I made some mods before that make the adaption of the new one much easier. For examle the central connection plug. With this I can dismount the dashboard completely with only a few little steps.


                      My plans for the new one:
                      • New digital speedo with rev meter
                      • Substitution of the original gear indicator by a LED 9segment version
                      • Integration of a digital voltmeter
                      • USB charging socket AND lighter socket
                      • Integration of a hazard flasher
                      • New order of instruments
                      • Dashboard size as small as possible
                      • Real carbon layer on top for a nicer look


                      Work starts in a few days.
                      News and new pics are coming soon.

                      Greets Sven

                      Comment

                      • Rensdw

                        #12
                        Please elaborate on the rear-view camera, that's making me curious.

                        Comment

                        • Buffalo Bill
                          Forum Guru
                          Past Site Supporter
                          Super Site Supporter
                          • Jun 2008
                          • 6004
                          • New Buffalo, Michigan 49117

                          #13
                          I was wondering if those were race legal? Probably not, racers would block passing like crazy, they already do without.
                          Great graphics, as well as the rest of your work.
                          1982 GS1100G-
                          1990 GSX750/1127
                          1987 Honda CBR600F Hurricane
                          1985 Kawasaki GPz750

                          Comment

                          • sven77

                            #14
                            Originally posted by Buffalo Bill
                            Great graphics, as well as the rest of your work.
                            Thank you.

                            Originally posted by Rensdw
                            Please elaborate on the rear-view camera, that's making me curious.
                            That?s a quiet simple thing. I took a 4.3"-LCD monitor for my dashboard


                            a simple, small camera and mounted it in the back of my bike.


                            A little bit of wiring and that?s it.

                            Greets Sven

                            Comment

                            • sven77

                              #15
                              Today I started to work on my new dashboard.

                              My plan is to make it with a multi-layer construction. First I had to cut pvc plates into similar pieces. Then I installed 2 centering pins to make sure that all layers always are in the perfect position.


                              I drilled holes in predefined places.


                              After a few further steps this is a preview to the order of instruments:


                              Greets Sven

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