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So, speaking of front forks...

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  • So, speaking of front forks...

    I keep seeing people mention "emulators" when fixing the front forks vs rebuilding the air assisted forks and going with different types of springs.

    Just what is an "emulator"?

    Where are "emulators" sold?

    Do they really improve handling enough to make it worth the investment to have "emulators" installed?
    79 SF & 80 LG MNS
    73 & 74 RD 350's
    73 Honda CL 450
    Graveyard - '81 XS850 Special

    All of my bikes are projects, maybe one day I'll have them running.

  • #2
    I think they improve it a lot...
    Learn about emulators...

    https://www.youtube.com/watch?v=j3QYZEQoN_M
    2H7 (79) owned since '89
    3H3 owned since '06

    "If it ain't broke, modify it"

    Comment


    • #3
      Emulators are NOT a substitute for properly functioning forks; if your forks need rebuilding, they aren't the cure, you'll still need to rebuild them. And to get the most out of emulators, you WILL need to replace the factory springs AND add a fork brace.

      With that said, are they for you? Well, it depends.... Many here love 'em, and they can offer a marked improvement in fork performance. But IMO, the 'average' rider won't see much improvement in 'normal' riding. They're more than a bit difficult to tune (you have to pull the fork caps/springs/emulators each time you want to make an adjustment... messy). You can get nearly the same results by experimenting with fork oil level/viscosity if your OEM springs are still good. Clean oil with particular care taken to make sure the oil level in each fork is exactly the same is the first step in better fork performance, along with proper fork alignment and careful preload setting of the fork stem bearings.
      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


      • #4
        Yep. I agree. I love the emulators, but they come with custom springs, fork brace, and complete overhaul. Less is a waste. You can have it all done professionally and tuned if you're willing to write the check.

        In the end, I love it!
        Marty (in Mississippi)
        XS1100SG
        XS650SK
        XS650SH
        XS650G
        XS6502F
        XS650E

        Comment


        • #5
          I pretty much knew that

          If I was pulling the front end everything was getting rebuilt and getting the fork brace was a given in that I've already contacted T-Kat about them. Originally that and a heavy duty spring were going to be the only additions to the front end I was going to make to improve the ride capabilities.

          I'm sure all of you have had your moments at speed with a tank slapper, mine were survived with little more than a huge adrenaline rush that I managed to survive something that unexpected and hairy. I'm NOT willing to experience that again, to old for that noise and very unlikely to have the reaction speed and strength to manage a heavier bike with a front end oscillating that wildly

          Watching the videos of the inventor explaining the theory and operation of the Gold Valve was very educational over everything I previously knew about suspensions. He confirmed why the ride gets harsher at speed (oil velocity) and how the valve actually functions to improve handling.

          Yeah, I'm pretty much sold on getting the kit and doing the install myself, it can't be that difficult and I have tech support just a phone call away if I back myself into a corner.

          Thanks for the feedback everyone and jetmechmarty, wasn't there a shop over your way that does this kind of upgrade? I think I remember seeing you talk about having done to your bike?
          79 SF & 80 LG MNS
          73 & 74 RD 350's
          73 Honda CL 450
          Graveyard - '81 XS850 Special

          All of my bikes are projects, maybe one day I'll have them running.

          Comment


          • #6
            Originally posted by Gmac View Post
            Thanks for the feedback everyone and jetmechmarty, wasn't there a shop over your way that does this kind of upgrade? I think I remember seeing you talk about having done to your bike?
            Gmac,

            I sourced my emulators directly from RaceTech. They disappointed me in the support they failed to provide. After the fact, I bought my custom springs from Traxxion Dynamics in Woodstock, GA and learned that they should have been my one stop shop. Crazy Steve is pretty much on the mark as getting it right was not an easy process, especially without the support from RaceTech I felt I paid for. In the end, the results are better than expected as it isn't the same motorcycle. I rode another XS1100 that had the whole job done by Traxxion and it is better than mine. It probably adds $200 to the cost to be done in one step.

            If you come to XS Southeast, you may check it out, up close and personal. I will happily help you avoid the pitfalls that made my experience such a challenge.
            Marty (in Mississippi)
            XS1100SG
            XS650SK
            XS650SH
            XS650G
            XS6502F
            XS650E

            Comment


            • #7
              Hi Gmac.
              Having had the good fortune to ride Marty's bike in the mountains of Georgia . I can tell you it is a wonderful upgrade. Handles beautifully.
              I am too financial challenged or I would have it done too.
              Phil
              1981 XS1100 H Venturer ( Addie)
              1983 XJ 650 Maxim
              2004 Kawasaki Concours. ( Black Bear)

              Comment


              • #8
                I put the MikesXS emulators ($57) in my Special with Progressive springs and is a great improvement over stock IMHO. Set them at 2 turns and that was it, no repeated adjustments, YMMV.
                2H7 (79) owned since '89
                3H3 owned since '06

                "If it ain't broke, modify it"

                Comment


                • #9
                  Just wanted to say that I finally got a chance to put on my replacement set of forks with this mod. It was like night and day. I'm still tweaking it--I used 10W fork oil and think I should have gone with 15, but I haven't tried a little bit of air in them yet. Even so, and without my TKAT fork brace re-installed, it was noticeably smoother and tighter. I did the Mikes XS emulators, 2 turns, 10W fork oil at 220 ml each and Progressive springs (can't remember how long my spacers were though. All I can say is the force I had to use to compress the spring was about the same as stock springs).

                  A LOT less dive on braking. I'll try some air, and put the brace on as soon as I get it totally un-wintered.

                  There's another thread with a detailed writeup on how to install (sorry, would like to give credit but couldn't find it right away).

                  Anyway, I'm a big fan. It was well worth the expense in my book.

                  Steve
                  Steve R

                  '80 SG
                  "Fred" -- TC fuse box, stock airbox/exhaust/jets, SS brake lines, Windjammer V fairing, Cibie headlight lens, TKAT fork brace, Showa rear shocks, MikesXS emulators

                  Former bikes:

                  1973 Yamaha 125 Enduro (brother's but I 'borrowed' it a lot, usually after midnight)
                  1978 XS400E Red
                  1981 XS850 Special (Stingo)

                  Comment


                  • #10
                    15 weight fork oil is very stiff in cold weather. The oil is really supposed to be a dampener but it does have an effect on "stiffness."
                    Skids (Sid Hansen)

                    Down to one 1978 E. Stock air box with K&N filter, 81H pipes and carbs, 8500 feet elevation.

                    Comment


                    • #11
                      Originally posted by Bergman16 View Post
                      Just wanted to say that I finally got a chance to put on my replacement set of forks with this mod. It was like night and day. I'm still tweaking it--I used 10W fork oil and think I should have gone with 15, but I haven't tried a little bit of air in them yet. Even so, and without my TKAT fork brace re-installed, it was noticeably smoother and tighter. I did the Mikes XS emulators, 2 turns, 10W fork oil at 220 ml each and Progressive springs (can't remember how long my spacers were though. All I can say is the force I had to use to compress the spring was about the same as stock springs).

                      A LOT less dive on braking. I'll try some air, and put the brace on as soon as I get it totally un-wintered.

                      There's another thread with a detailed writeup on how to install (sorry, would like to give credit but couldn't find it right away).

                      Anyway, I'm a big fan. It was well worth the expense in my book.

                      Steve
                      7-12psi in forks oughta' be bout right for ya'. Careful doing it if using a pressurized fill tank supply....can blow seals out the top of fork legs.
                      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.

                      Comment


                      • #12
                        Originally posted by motoman View Post
                        7-12psi in forks oughta' be bout right for ya'. Careful doing it if using a pressurized fill tank supply....can blow seals out the top of fork legs.
                        Thanks, then I will probably use a bicycle tire pump. If I were to blow out a seal after all this I'd be...unhappy!
                        Steve R

                        '80 SG
                        "Fred" -- TC fuse box, stock airbox/exhaust/jets, SS brake lines, Windjammer V fairing, Cibie headlight lens, TKAT fork brace, Showa rear shocks, MikesXS emulators

                        Former bikes:

                        1973 Yamaha 125 Enduro (brother's but I 'borrowed' it a lot, usually after midnight)
                        1978 XS400E Red
                        1981 XS850 Special (Stingo)

                        Comment


                        • #13
                          air....

                          slighty off topic... but a neat air fork upgrade is steering head easy adjust valve and gauge assemblies.





                          i think it's good to know the pressures at a glance.

                          just a thought.
                          1979 XS1100SF Special.78 E motor/carbs, Jardine 4-2 exhaust, XS Green coils, Corbin seat, S.S. Brake lines, Hard cases, Heated grips.

                          2012 FJR1300 Gen 2. Heli bar risers, R-gaza crash bars, mccruise cruise control.

                          (2)2008 WR250R. Because kids outgrew others.

                          2007 Suzuki V-Strom 1000. (Just added 2024) pre-crashed.

                          1975 Kawasaki S1 250. My first bike. Still have it. NO I'm not selling it!!

                          Most bike problems are caused by a loose nut connecting the handlebars and the seat!!

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