Anti - dive blocking plates

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  • Guest

    #1

    Anti - dive blocking plates

    I rebuilt my Forks last year and now I want to replace the anti-dive units on the forks with blocking plates. Is there any good way to do this without having to drain the fork oil?

    Thanks,
    Dave
  • Nessism
    Forum LongTimer
    GSResource Superstar
    Past Site Supporter
    Super Site Supporter
    • Mar 2006
    • 35793
    • Torrance, CA

    #2
    Originally posted by 5azzmonkey
    Is there any good way to do this without having to drain the fork oil?

    Thanks,
    Dave
    No.

    As for the plates, you need to study the oil flow pattern to make sure what kind of plate you need. For the 750 models for example, the block off plate needs a groove connecting the ports together. Without the groove the fork will stiffen up on compression damping, same as if the brake was applied and the antidive was actuated.



    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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    • Guest

      #3
      Originally posted by Nessism
      No.

      As for the plates, you need to study the oil flow pattern to make sure what kind of plate you need. For the 750 models for example, the block off plate needs a groove connecting the ports together. Without the groove the fork will stiffen up on compression damping, same as if the brake was applied and the antidive was actuated.



      Guess I'll be draining them then

      Yeah the ones I have on order connect the two holes in order to let oil flow.



      A bit pricey but look very nice. They are also offered in black anodized.





      Thanks,
      Dave

      Comment

      • salty_monk
        Forum LongTimer
        GSResource Superstar
        Past Site Supporter
        Super Site Supporter
        • Oct 2006
        • 14003
        • London, UK to Redondo Beach, California

        #4
        The only way to do it without draining would be to have the forks upside down.. I've done it that way (had to ship the anti-dive's that day so needed a quick fix) .

        Unless you're a lot stronger than me and can lift your whole bike you'll have to remove the fork tubes by which point most of the work is done...
        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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        • Baatfam
          Forum LongTimer
          Past Site Supporter
          Super Site Supporter
          • Jul 2006
          • 18761
          • Knoxville, TN

          #5
          You could have just removed the brake lines and plugged the holes with plastic plugs...





          Although the eBay plates are pretty sweet...
          Bob T. ~~ Play the GSR weekly photo game: Pic of Week Game
          '83 GS1100E ~ '24 Triumph Speed 400 ~ '01 TRIUMPH TT600 ~ '67 HONDA CUB

          Comment

          • Agemax
            Forum Guru
            • Apr 2008
            • 8371
            • plymouth uk

            #6
            or like this...........

            1978 GS1085.

            Just remember, an opinion without 3.14 is just an onion!

            Comment

            • Guest

              #7
              Currently I just have the anti-dive units hooked up without a brake line, but I don't like the look.

              Comment

              • rapidray
                Forum Guru
                GSResource Superstar
                • Oct 2006
                • 8195
                • So Cal

                #8
                All you have to do is lay the forks down flat, with the anti-dives facing up. No fork oil will be lost this way. Just don't let them roll over once you remove the anti-dive. Ray.

                Comment

                • jona

                  #9
                  I got a set, the black ones, from that guy on e-bay. Very good workmanship.

                  Comment

                  • Guest

                    #10
                    they do look nice, but....what was the price tag again? seems i recall 80 bucks or so?? i'll fabricate some out of some alu plate i have laying around for zero dollars and use the 80 for something that will actually improve the suspension....say, some cartridge emulators.

                    greg

                    Comment

                    • demonspeedracing

                      #11
                      Yup, that guy on eBay... Demon Speed Racing.

                      New website coming soon. www.demonspeedracing.com

                      eBay store will be closed at the end of April.

                      Really? $80.00 is too much?

                      Timothy

                      Comment

                      • John Kat
                        Forum Sage
                        • Oct 2010
                        • 1433
                        • France

                        #12
                        I got a pair from demon speed racing for my GSXR 1100 forks.
                        It's a very nice product that is well finished and with a perfect fit
                        sigpicJohn Kat
                        My bikes: CB 77, GS 1000 ST Cafe Racer with GSXR 1052 engine, GS 1000 ST, XR 41 Replica with GS 1085 engine,
                        GS 1100 SZ Katana with GS 1135 EFF engine, KTM Superduke 1290 R 2020

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                        • Shin-Ken 1074
                          Forum Sage
                          Past Site Supporter
                          Super Site Supporter
                          • Feb 2008
                          • 1906
                          • Brisbane Queensland Australia

                          #13
                          $80 is a very fair price for the block-off units as fitted to John Kats bike. They are a high quality item with a perfect fit and finish that looks factory. Try getting a one off pair built to that standard at your local Engineering Shop for less than $80.
                          Badgezz, we don need noh stinkin' badgezz!
                          Shin-Ken 1074
                          1982 GSX1100SXZ Wire Wheel Katana - BOM Nov 2011
                          1981 GSX1135 Katana Build completed Mar 2024, Curb Weight, all fluids and 21 lt fuel = 206 kg.

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                          • Guest

                            #14
                            I ordered the plates,clean transaction, prompt shipping. They are high quality units, Haven't installed them yet as I am waiting for more parts... Not sure what the purpose of the allen screw is, other than to plug a drilled passage. Much nicer than the OEM oil leaking PDF valves.
                            As far as the price... under 80 bucks, good value. Labour rates around here are that much per hour at any decent machine shop.
                            I am into the suspension for about $1200, so "don't get cheap on me now", labour is free!

                            Comment

                            • jwhelan65

                              #15
                              Originally posted by John Kat
                              I got a pair from demon speed racing for my GSXR 1100 forks.
                              It's a very nice product that is well finished and with a perfect fit
                              Caliper upgrade?

                              Comment

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