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What did you do to your Yamaha today?

Discussion in 'XJ Technical Chat' started by Cutlass84, Jun 4, 2007.

  1. dkavanagh

    dkavanagh Well-Known Member Premium Member

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    Here's my de-rusting kit. A buck 50 worth of soda. Since there will be extra, I got some chips to go with.
     

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  2. jeff mcgargle

    jeff mcgargle New Member

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    Got Mavis my xj650 seca started at last. Shes a pig to start. Put hotter plugs in. Got a backfire now. Joys!
     
  3. Ryengoth

    Ryengoth Active Member

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    Sounds like it's running too rich to me. When was it tuned last?
     
  4. Colin 85 700

    Colin 85 700 Active Member

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    Took er for a ride!
    Ya its not my XJ, but beggars cant be choosers! Lol! At least its a Yamaha! ;)
    image.jpeg
     
    Franz, Jetfixer and SpearChucker like this.
  5. Lodewijk

    Lodewijk Member

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    Took the tank off and had a look at it. Def. needs to be treated! Stripped all the wiring from my bike, too. Also, I made a thread for my build for your amusement.
     
    raskal likes this.
  6. Jetfixer

    Jetfixer Well-Known Member

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    Replaced the clutch , changed oil and filter...cussed a bunch , I always use a torque wrench and still snapped one bolt , was able to back it out . Putting cover back on was a hoot , think its is put together right. Only rode around block , had to stop of evening . The old disks were worn quite a bit but not terrible. Now if weather would warm up and stay that way I could ride.
     
  7. Cody88

    Cody88 New Member

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    Took a few things off, reflectors, a mirror, rear foot pegs, gave the bike a more solid once over.
     

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  8. Lodewijk

    Lodewijk Member

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    I measured the resistance on my stator: resistance between the three wires and ground, no resistance between the wires. Took off my exhausts to check for an exhaust leak. I also started fiddling with battery and m.unit to see where everything fits. And soldered my first ever connection! :)
     
  9. raskal

    raskal Active Member

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    Just came back from a nice sunny ride! And I used a GPS to gauge against my speedometer. The speedometer is wrong by around 25%. So 50 indicated is really around 62. 80 is about 100 (all in km/h).

    Guess I'll take the speedometer apart sometime.
     
  10. XJ550H

    XJ550H Well-Known Member Premium Member

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    you can add some pin stripe to the speedo until you fix it
     
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  11. Jetfixer

    Jetfixer Well-Known Member

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    Just filled up tank first of the new year , been driving all day so only went 15 miles new clutch is great no more slipping , bike pulls hit 6k really pulled so well. Put back on the hard bags , had removed then last fall .
     
    chacal likes this.
  12. Manuel Luna

    Manuel Luna New Member

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    Hola amigos
    Hi. I'm fixing a yamaha xj 750 engine ... the original piston is 65 mm and with the 68 mm piston I have a 1.5 mm cylinder wall is not very thin? Does the cylindrical wall hurt so thin?
     
  13. k-moe

    k-moe Pie, Bacon, Bourbon. Moderator Premium Member

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    I added a dab of blue thread lock to the speedometer cable threads at the speedo.
    Yesterday I was checking my speed and noticed that I was at a standstill while traveling at 70 mph.
    Thankfully the cable hadn't been off for long or the sheath would have melted against the exhaust headers.
     
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  14. Ryengoth

    Ryengoth Active Member

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    I ended up painting the donor front rim for the XJ550 rebuild. Will see how well the silicone grease masking worked for the spoke edges tonight. Pulled the starter parts box down and am going to try soaking the seals in the brake/power steering fluid dip for a couple days. they are pliable but dried out. So far, it's worked great for the peg pads, tank rubber and motor bushings.
     
  15. XJ550H

    XJ550H Well-Known Member Premium Member

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    eral schribe would mask your car off with vasoline then paint it
     
  16. Ryengoth

    Ryengoth Active Member

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    Good thing he is not painting any of my stuff
     
  17. Ryengoth

    Ryengoth Active Member

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    Well all things considered it work quite well for my needs.

    [​IMG]
     
  18. Tim O

    Tim O Active Member

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    We used to do that shipboard to mask off nameplates on motors, etc.

    Worked pretty good for us...
     
  19. Uxbridge Brule

    Uxbridge Brule Active Member

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    Did an oil and filter change. Changed the rear shaft gear oil. Found out the filter hadn't been changed for awhile judging by the rounded off and rusted filter bolt filed it so a socket fits again. While I was warming the bike found a hole in the "crossover box" that shouldn't have been there, the bike was certified when I bought it. Gear oil was dark dark dark, just the fun of buying a 1983 bike in 2019. On the plus side front and rear brakes were good.
     
  20. jumper12

    jumper12 New Member

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    Pulled the front forks off to put new seals in. Bike is a 82 xj650 maxim that was gifted to a friend. It is all there and runs, just put some 50:1 2-stroke fuel through the plug holes and it kicked over. I watched the video of the English guy doing a set of forks, not quite the same on the outside, is the insides the same? Will I need to use that 19mm bolt trick to remove the inner tube from the lower? I got as far as getting the top cap off and the spacer and the springs out. What suspension fluid that was left looked ugly! She is maybe 120 lbs, any suggestions on fork oil weight?
     

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