1. Some members were not receiving emails sent from XJbikes.com. For example: "Forgot your password?" function to reset your password would not send email to some members. I believe this has been resolved now. Please use "Contact Us" form (see page footer link) if you still have email issues. SnoSheriff

    Hello Guest. You have limited privileges and you can't "SEARCH" the forums. Please "Log In" or "Sign Up" for additional functionality. Click HERE to proceed.

Search Results

Search Again
  1. j_ham
    Post

    XJ550 6th Gear

    Thanks Chacal. Your knowledge on these bikes really does keep this forum going.
    Post by: j_ham, Oct 20, 2023 in forum: XJ Technical Chat
  2. j_ham
    Post

    Header studs snapped off after i did a bad

    Alternatively, if you have access to a welder, you could try welding a nut on the end of them. The heat will break them loose, and then you can...
    Post by: j_ham, Oct 19, 2023 in forum: XJ Technical Chat
  3. j_ham
    Post

    XJ550 6th Gear

    Well, upon reassembly, I have broken my central clutch boss (clutch hub). That's what I get for trying to use a Harbor Freight torque wrench I...
    Post by: j_ham, Oct 19, 2023 in forum: XJ Technical Chat
  4. j_ham
    Post

    XJ 750 one black sparkplug

    If it’s always kind of been a problem like you say, I might start with just screwing in the mixture screw on #4 a quarter or a half a turn...
    Post by: j_ham, Oct 16, 2023 in forum: XJ Technical Chat
  5. j_ham
    Post

    XJ 750 one black sparkplug

    Sounds like cylinder no 4 is running a little rich. Could maybe be that the float on that carb is out of adjustment or maybe the mixture screw...
    Post by: j_ham, Oct 15, 2023 in forum: XJ Technical Chat
  6. j_ham
    Post

    XJ550 6th Gear

    Alright. Broke into the bike today. I'll include a bunch of pictures, most of which probably aren't relevant. Wanted to include them though so...
    Post by: j_ham, Oct 14, 2023 in forum: XJ Technical Chat
  7. j_ham
    Post

    XJ550 6th Gear

    Looks like these 550s are put together pretty different due to the chain drive. This is what is under the gear shift cover. I'll either have to go...
    Post by: j_ham, Oct 8, 2023 in forum: XJ Technical Chat
  8. j_ham
    Post

    XJ550 6th Gear

    I have the “genuine Yamaha manual,” which apparently isn’t as good at least for this. looks like I access that through a cover on the rhs? Am I...
    Post by: j_ham, Oct 8, 2023 in forum: XJ Technical Chat
  9. j_ham
    Post

    XJ550 6th Gear

    Which part is the shift drum? Done other repair work on this bike I haven’t had to break into the transmission yet.
    Post by: j_ham, Oct 8, 2023 in forum: XJ Technical Chat
  10. j_ham
    Thread

    XJ550 6th Gear

    Hey everyone. Finally getting the ‘82 XJ550 Maxim on the road, and I can’t shift to 6th gear. 1-5 is all good; no problems. Are there any...
    Thread by: j_ham, Oct 7, 2023, 10 replies, in forum: XJ Technical Chat
  11. j_ham
    Post

    XJ550 Mikuni BS28 Pilot Screws

    An update for the sake of completeness on this thread and for anybody that happens to have this problem in the future: Neither of those screws in...
    Post by: j_ham, Aug 3, 2023 in forum: XJ Technical Chat
  12. j_ham
    Post

    XJ550 Mikuni BS28 Pilot Screws

    Well, I really just need one, I guess. Was missing in carb #1 when I bought the bike.
    Post by: j_ham, Jul 13, 2023 in forum: XJ Technical Chat
  13. j_ham
    Thread

    XJ550 Mikuni BS28 Pilot Screws

    Hey everyone. I'm trying to get my '82 XJ550 Maxim carbs tuned up, and I've run into a bit of an issue with the pilot screws/idle mixture...
    Thread by: j_ham, Jul 12, 2023, 4 replies, in forum: XJ Technical Chat
  14. j_ham
    Post

    XJ550 Maxim Caliper Rebuild

    Thinking about it, you’d probably have a tough time bleeding all of the air out of the brakes with it installed backwards. Gives a lot of extra...
    Post by: j_ham, Jun 23, 2023 in forum: XJ Technical Chat
  15. j_ham
    Post

    XJ550 Maxim Caliper Rebuild

    Thanks everybody. Looking at Dan’s picture, somebody definitely had swapped it around at some point. Whether on accident or for a reason, I’m not...
    Post by: j_ham, Jun 23, 2023 in forum: XJ Technical Chat
  16. j_ham
    Thread

    XJ550 Maxim Caliper Rebuild

    Hey, y'all. Just a quick questions on brake caliper rebuilds: Does the flat side of the piston or the "cup" side of the piston go against the...
    Thread by: j_ham, Jun 22, 2023, 7 replies, in forum: XJ Technical Chat
  17. j_ham
    Thread

    XJ550 Maxim front sprocket

    Replacing the sprockets and chain on my 1982 XJ550 maxim. My front sprocket is held on with just an e-clip. All the secas I’ve seen have shown...
    Thread by: j_ham, May 13, 2023, 2 replies, in forum: XJ Technical Chat
  18. j_ham
    Post

    XJ550 backfires, won't start.

    Right, except I’m putting the vacuum gauge on 3 and adjusting to what I had on 1 and 2. 2 is the reference carb on these 550s. The single gauge...
    Post by: j_ham, Mar 7, 2023 in forum: XJ Technical Chat
  19. j_ham
    Post

    XJ550 backfires, won't start.

    Trying to sync again today and still having issues. I’m using the same gauge for all 4 cylinders (taking turns taking measurements) to make sure...
    Post by: j_ham, Mar 4, 2023 in forum: XJ Technical Chat
  20. j_ham
    Post

    XJ550 backfires, won't start.

    My handbook shows that carb #2 is the reference carb. Sync 1 to 2, then 3 and 4 together. Then sync 3 and 4 as a unit to 2 with the adjustment on...
    Post by: j_ham, Feb 27, 2023 in forum: XJ Technical Chat
  21. j_ham
    Post

    XJ550 backfires, won't start.

    Carb cleaner didn’t seem to change the rpm at all, so maybe it’s not the seals. I tried to sync the carbs but actually bottomed out the adjustment...
    Post by: j_ham, Feb 26, 2023 in forum: XJ Technical Chat
  22. j_ham
    Post

    XJ550 backfires, won't start.

    Well, a rebuilt ignition box got the bike to fire up, so I guess the Chinese one is garbage (or at least the one I got was). There's definitely...
    Post by: j_ham, Feb 26, 2023 in forum: XJ Technical Chat
  23. j_ham
    Post

    XJ550 backfires, won't start.

    Here’s the link to the ignition box I ordered:...
    Post by: j_ham, Feb 6, 2023 in forum: XJ Technical Chat
  24. j_ham
    Post

    XJ550 backfires, won't start.

    I had oreilly’s check the battery; they said it was good. Maybe it’s worth replacing anyways. The one I have is only a year old, but I did buy the...
    Post by: j_ham, Feb 6, 2023 in forum: XJ Technical Chat
  25. j_ham
    Post

    XJ550 backfires, won't start.

    The carbs are spotless on the inside, though I suppose they could be tuned wrong. Replaced the TCI because I wasn’t getting spark. I now have...
    Post by: j_ham, Feb 6, 2023 in forum: XJ Technical Chat
  26. j_ham
    Thread

    XJ550 backfires, won't start.

    Hi everyone. Been trying to get my '82 XJ550 project up and running for the coming season, but I just can't seem to get this ignition system...
    Thread by: j_ham, Feb 5, 2023, 18 replies, in forum: XJ Technical Chat
  27. j_ham
    Post

    Brake Rotor Options (XJ550 and others)

    For future reference or anybody who finds this thread, I’ve attached some screenshots of my correspondence with MikesXS. It appears that the...
    Post by: j_ham, Oct 3, 2022 in forum: XJ Technical Chat
  28. j_ham
    Thread

    Brake Rotor Options (XJ550 and others)

    I’m looking at brake rotors on MikesXS for my 1982 XJ550. When I filter by bike, only one part comes up (#MD2023RS). However, they sell several...
    Thread by: j_ham, Sep 28, 2022, 1 replies, in forum: XJ Technical Chat
  29. j_ham
    Post

    XJ550 not starting

    I used to work at a Ford Model A/ Model T shop, and we always recommended running without air filters because of potential backfires. Solution was...
    Post by: j_ham, Sep 12, 2022 in forum: XJ Technical Chat
  30. j_ham
    Thread

    XJ550 not starting

    Time for another "my bike won't start" thread I've got an '82 XJ550 project bike I picked up a while back and have not been able to get it to...
    Thread by: j_ham, Sep 5, 2022, 6 replies, in forum: XJ Technical Chat
  31. j_ham
    Post

    XJ550 Slide Differences

    Alright. I'm throwing them back in the bike then. Thanks, y'all.
    Post by: j_ham, Aug 9, 2022 in forum: XJ Technical Chat
  32. j_ham
    Post

    XJ550 Slide Differences

    So I disassembled slides #2 and #3 and took some pictures and some measurements. They appear to be exactly the same slide, the only difference...
    Post by: j_ham, Aug 9, 2022 in forum: XJ Technical Chat
  33. j_ham
    Post

    XJ550 Slide Differences

    I did that one myself. I’ll make sure it’s oriented right.
    Post by: j_ham, Aug 9, 2022 in forum: XJ Technical Chat
  34. j_ham
    Post

    XJ550 Slide Differences

    I doubt they would’ve had different slides. Seems like a lot more work on Yamaha/Mikuni’s part to have two different parts fit the same place. I’m...
    Post by: j_ham, Aug 9, 2022 in forum: XJ Technical Chat
  35. j_ham
    Post

    XJ550 Slide Differences

    For me the petcock attaches to carb #2. I thought that was standard. Its possible that someone swapped the #2 slide into the #3 carb somewhere...
    Post by: j_ham, Aug 8, 2022 in forum: XJ Technical Chat
  36. j_ham
    Post

    XJ550 Slide Differences

    [ATTACH] sorry bout that image issue. Here it is uploaded via my phone
    Post by: j_ham, Aug 8, 2022 in forum: XJ Technical Chat
  37. j_ham
    Thread

    XJ550 Slide Differences

    Hey everyone. Opened up my carbs yesterday to look at the diaphragms and I noticed a difference in my #3 slide. Slides 1, 2, and 4 have 2 holes in...
    Thread by: j_ham, Aug 7, 2022, 30 replies, in forum: XJ Technical Chat
  38. j_ham
    Post

    XJ550 Carb Slide Diaphragms

    Bringing this thread back up because I just found this company JBM that claims their T-63 diaphragms might fit an XJ550. They are 63mm diameter,...
    Post by: j_ham, Jul 20, 2022 in forum: XJ Technical Chat
  39. j_ham
    Post

    XJ550 Carb Slide Diaphragms

    #4 is definitely beyond saving; the others have small pinholes and/or the rubber is just getting really weak. I mostly wanted to replace them as a...
    Post by: j_ham, May 24, 2022 in forum: XJ Technical Chat
  40. j_ham
    Thread

    XJ550 Carb Slide Diaphragms

    Howdy everyone, I broke into the slide/diaphragm section of my carbs at the recommendation of a friend, and the diaphragms do need replacing....
    Thread by: j_ham, May 22, 2022, 8 replies, in forum: XJ Technical Chat
  41. j_ham
    Post

    XJ550 Runs/Idles Terribly

    How often is this the solution? Just checked the carb boots for cracks and put new gasket on them, so it shouldn’t be a vacuum leak as others...
    Post by: j_ham, May 9, 2022 in forum: XJ Technical Chat
  42. j_ham
    Thread

    XJ550 Runs/Idles Terribly

    So I've got myself an XJ550 project I'm working on, and the bike runs super rough. Carbs are clean and I've done the valve adjustments already....
    Thread by: j_ham, Apr 24, 2022, 5 replies, in forum: XJ Technical Chat
  43. j_ham
    Post

    Electrical tape in cylinder

    Never mind I got it out. Blew air from a compressor til I got lucky and the tape was visible through the spark plug hole. Then I reached in and...
    Post by: j_ham, Apr 7, 2022 in forum: XJ Technical Chat
  44. j_ham
    Thread

    Electrical tape in cylinder

    Hey everyone. So I was adjusting the valves on my XJ550 via the zip-tie method. I had folded the zip tie over and taped it together to make it...
    Thread by: j_ham, Apr 7, 2022, 4 replies, in forum: XJ Technical Chat
  45. j_ham
    Post

    Close Valve Shim Clearances

    Will do, jayrodoh. Just as soon as I get the 4 other valves that are definitely out of spec back into spec (assuming that solves my low...
    Post by: j_ham, Mar 12, 2022 in forum: XJ Technical Chat
  46. j_ham
    Thread

    Close Valve Shim Clearances

    Howdy everyone. In the middle of doing the valves on my XJ550 (first time I've done it, and probably first time in a while this bike has had them...
    Thread by: j_ham, Mar 12, 2022, 8 replies, in forum: XJ Technical Chat
  47. j_ham
    Post

    XJ550 Intake Boot Options

    Well, I tried the RTV idea, but now I’m not sure that’s what my problem was. Bike just doesn’t want to start and I thought maybe it was a vacuum...
    Post by: j_ham, Jan 17, 2022 in forum: XJ Technical Chat
  48. j_ham
    Thread

    XJ550 Intake Boot Options

    Howdy everyone. New to the forum with a question on the intake boots/carb holders for my XJ550 Maxim. The boots are cracked and need...
    Thread by: j_ham, Jan 7, 2022, 5 replies, in forum: XJ Technical Chat
Showing results 1 to 48 of 48
Search Again