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  1. jvitzu
    Post

    Raleigh area Meet-Eat-Ride

    If you guys ever feel like heading for some mountains/twisties, let me know.
    Post by: jvitzu, Apr 25, 2011 in forum: Eastern US and Canada
  2. jvitzu
    Post

    Plug chop test pics

    Found time to do a warm compression test. Results are similar with about 20 more PSI across the board: 140, 135, 122, 138 So compression is...
    Post by: jvitzu, Jun 22, 2010 in forum: XJ Technical Chat
  3. jvitzu
    Post

    Plug chop test pics

    True, but that would be big undertaking for me, and the only machine shop in the area is really shady. Frankly, my relationship with my GF...
    Post by: jvitzu, Jun 15, 2010 in forum: XJ Technical Chat
  4. jvitzu
    Post

    Plug chop test pics

    The engine was COLD during that compression test - done with wide-open-throttle (well, no throttle, manifolds or exhaust). I'll test it hot soon...
    Post by: jvitzu, Jun 15, 2010 in forum: XJ Technical Chat
  5. jvitzu
    Post

    Plug chop test pics

    Since my last post I synced w/ a 2-bottle tool. I actually saw a little improvement - now it holds idle below 1200; granted it's a stumbly rough...
    Post by: jvitzu, Jun 13, 2010 in forum: XJ Technical Chat
  6. jvitzu
    Post

    Plug chop test pics

    Compression is as follows: 1 - 120 2 - 119 3 - 100 4 - 119 Yep, I know #3 has low compression, but it's definitely the rings, and I DON'T...
    Post by: jvitzu, Jun 12, 2010 in forum: XJ Technical Chat
  7. jvitzu
    Post

    Float test question

    Well noted, thanks. I'd better start over heh.
    Post by: jvitzu, Jun 11, 2010 in forum: XJ Technical Chat
  8. jvitzu
    Thread

    Float test question

    I feel dumb for asking this, but its been bothering me: When I'm doing a float test with a clear tube, I move the tube up and down. Lets say...
    Thread by: jvitzu, Jun 10, 2010, 4 replies, in forum: XJ Technical Chat
  9. jvitzu
    Post

    how did you get your mufflers off.

    After unscrewing the clamp, I couldn't pull the mufflers straight out. I was able to twist them a little bit, and every time I twisted, they came...
    Post by: jvitzu, May 30, 2010 in forum: XJ Technical Chat
  10. jvitzu
    Post

    what screwdriver to screw in jets?

    Get a bigger flathead screw and file it down until it fits snugly?
    Post by: jvitzu, May 29, 2010 in forum: XJ Technical Chat
  11. jvitzu
    Thread

    Plug chop test pics

    I would appreciate any advice I can get from the XJ gurus out there to help get this '82 650 non-yics running smoothly. Here is the situation:...
    Thread by: jvitzu, May 29, 2010, 17 replies, in forum: XJ Technical Chat
  12. jvitzu
    Post

    Need help - Cam reassembly

    blargh. Two steps forward, one step back. Got the timing done and the tensioner set, but checked the shims and they're grossly out of spec....
    Post by: jvitzu, May 2, 2010 in forum: XJ Technical Chat
  13. jvitzu
    Post

    Need help - Cam reassembly

    After another round of fiddling, it turns out I had the guide stuck on a notch just above the bottom. It felt like a slot so I kept thinking it...
    Post by: jvitzu, May 2, 2010 in forum: XJ Technical Chat
  14. jvitzu
    Post

    Need help - Cam reassembly

    The cam tensioner is out. I looked at the head-to-cylinders mating edge on the front of the engine and it seems to match up fine there, so...
    Post by: jvitzu, May 2, 2010 in forum: XJ Technical Chat
  15. jvitzu
    Post

    Need help - Cam reassembly

    Bah, new problem: The cams are bolted down and set to the correct timing. However if I mount the naked cam sprocket onto its ledge on the...
    Post by: jvitzu, Apr 28, 2010 in forum: XJ Technical Chat
  16. jvitzu
    Post

    Need help - Cam reassembly

    OK, I just said f*ck it and went at it with vice grips. Scored the cam hex pretty good but it's aligned - had to squeeze them until my palms...
    Post by: jvitzu, Apr 27, 2010 in forum: XJ Technical Chat
  17. jvitzu
    Post

    Need help - Cam reassembly

    I WISH A 17 MM WRENCH WORKED! This cam is more like 22mm!
    Post by: jvitzu, Apr 27, 2010 in forum: XJ Technical Chat
  18. jvitzu
    Post

    Need help - Cam reassembly

    Oh, the cam sprockets are not bolted on yet, though the cam is bolted down. My main problem is I can't fit a wrench around the cam. The...
    Post by: jvitzu, Apr 27, 2010 in forum: XJ Technical Chat
  19. jvitzu
    Thread

    Need help - Cam reassembly

    After some head work, I'm trying to put the cams back in the head, but I'm having trouble getting the cams all the way down while also keeping the...
    Thread by: jvitzu, Apr 27, 2010, 18 replies, in forum: XJ Technical Chat
  20. jvitzu
    Post

    Swapping tanks - 82 Seca

    What about a 81-82 Seca 750? Can anyone confirm? Looking at the pictures of the bare frames on google, they look quite similar
    Post by: jvitzu, Apr 16, 2010 in forum: XJ Modifications
  21. jvitzu
    Post

    Swapping tanks - 82 Seca

    This would be a '83 Seca 750 or 900. I'd likely be cutting off most plastic behind the seat and reintegrating the tail.
    Post by: jvitzu, Apr 13, 2010 in forum: XJ Modifications
  22. jvitzu
    Thread

    Swapping tanks - 82 Seca

    I'm thinking of ditching my ugly 82 Seca tank. It's really starting to get to me :/ How easy would it be to swap tank, plastics & seat from an...
    Thread by: jvitzu, Apr 13, 2010, 5 replies, in forum: XJ Modifications
  23. jvitzu
    Post

    Upsized my jets! Still running lean!

    Have we ruled out: -Vacuum leak -air filter loose -carb piston rubber seated properly
    Post by: jvitzu, Mar 29, 2010 in forum: XJ Technical Chat
  24. jvitzu
    Post

    Took head apart - no apparent leak. What now?

    So on that note, can anyone suggest the cheapest way to go about de-carboning the head? I've got a cordless drill, a set of wire wheels/cups, and...
    Post by: jvitzu, Mar 29, 2010 in forum: XJ Technical Chat
  25. jvitzu
    Post

    Took head apart - no apparent leak. What now?

    Oh, yes. Forgot to mention that all the valves have been shimmed to correct specs. I haven't put the head back on yet. The head gasket is...
    Post by: jvitzu, Mar 28, 2010 in forum: XJ Technical Chat
  26. jvitzu
    Thread

    Took head apart - no apparent leak. What now?

    I've taken off the head to more closely diagnose a cylinder with low compression. I filled the ports with water and let them sit for a few hours...
    Thread by: jvitzu, Mar 28, 2010, 4 replies, in forum: XJ Technical Chat
  27. jvitzu
    Thread

    Removing head - quick question

    I'm sure this is a no-brainer for some, but this is my first time digging into the top end. If I'm removing the head with the engine in the...
    Thread by: jvitzu, Mar 21, 2010, 1 replies, in forum: XJ Technical Chat
  28. jvitzu
    Post

    Tank maintenance while it's off and empty?

    Yes, please elaborate.
    Post by: jvitzu, Mar 10, 2010 in forum: XJ Technical Chat
  29. jvitzu
    Thread

    Tank maintenance while it's off and empty?

    I drained my gas tank so I could rebuild the petcock. Anything I should do to the tank while it's off the bike and empty?
    Thread by: jvitzu, Mar 10, 2010, 16 replies, in forum: XJ Technical Chat
  30. jvitzu
    Post

    Petcock rebuild question...

    This is a great "That's what she said" post :lol:
    Post by: jvitzu, Mar 6, 2010 in forum: XJ Technical Chat
  31. jvitzu
    Post

    should you see gas here... Ever???

    Did you check the action of the fuel needles? Sounds like they might be sticking and letting fuel get through when the bike is on prime....
    Post by: jvitzu, Feb 26, 2010 in forum: XJ Technical Chat
  32. jvitzu
    Thread

    Clarification: how much is a "turn" regarding screwdrivers?

    Lets assume the following: A typical human hand turns a screwdriver 180 degrees in one motion. It takes two hand motions to achieve 360...
    Thread by: jvitzu, Dec 27, 2009, 7 replies, in forum: XJ Technical Chat
  33. jvitzu
    Post

    Lean condition - what could be causing it?

    I examined the airbox after work today and while the filter appears to be held air-tight against the opening, I did notice a portion of the airbox...
    Post by: jvitzu, Nov 24, 2009 in forum: XJ Technical Chat
  34. jvitzu
    Post

    Lean condition - what could be causing it?

    ^^I just got a new air filter. Thats an excellent suggestion - I'm going to check to make sure the seal is proper. I've recently replaced all...
    Post by: jvitzu, Nov 23, 2009 in forum: XJ Technical Chat
  35. jvitzu
    Post

    Lean condition - what could be causing it?

    Post by: jvitzu, Nov 23, 2009 in forum: XJ Technical Chat
  36. jvitzu
    Post

    Lean condition - what could be causing it?

    Well, sealing the carb holders and flushing the pilot circuit (again) has done nothing. Bike still runs super lean all-around with frequent...
    Post by: jvitzu, Nov 22, 2009 in forum: XJ Technical Chat
  37. jvitzu
    Post

    Lean condition - what could be causing it?

    Thanks for the tips. I'll give the manifolds (carb holders right?) a going over with RTV sealant and flush out the pilot circuit this upcoming...
    Post by: jvitzu, Nov 16, 2009 in forum: XJ Technical Chat
  38. jvitzu
    Post

    Okay, what's white with brown specs?

    So how did the colortune work out for you?
    Post by: jvitzu, Nov 15, 2009 in forum: XJ Technical Chat
  39. jvitzu
    Thread

    Lean condition - what could be causing it?

    I am all kinds of fed up with this bike :? . Colortune arrived yesterday and every cylinder is quite lean. Turning the screws out up to 5 turns...
    Thread by: jvitzu, Nov 15, 2009, 16 replies, in forum: XJ Technical Chat
  40. jvitzu
    Post

    Running rough after clean & tune - tips?

    Doubt it, but I put in a new filter afterwards regardless.
    Post by: jvitzu, Nov 11, 2009 in forum: XJ Technical Chat
  41. jvitzu
    Post

    Running rough after clean & tune - tips?

    Synced again, painstakingly. No change. Did find a small vaccuum leak beneath one of the carb holders. I'm going to put some RTV sealant on...
    Post by: jvitzu, Nov 10, 2009 in forum: XJ Technical Chat
  42. jvitzu
    Post

    Running rough after clean & tune - tips?

    I checked for vacuum leaks and nothing happened. I'll try syncing it again in this weekend.
    Post by: jvitzu, Nov 6, 2009 in forum: XJ Technical Chat
  43. jvitzu
    Post

    Running rough after clean & tune - tips?

    This bike is truly posessed. 3 days after starting it right up and running it with a strong newish battery (tested every which way) it now...
    Post by: jvitzu, Nov 4, 2009 in forum: XJ Technical Chat
  44. jvitzu
    Thread

    Running rough after clean & tune - tips?

    Backgound: 3 weeks ago, my 82 650 began leaking oil out the rear main seal upon a start attempt. Bike would not start further. I believe one of...
    Thread by: jvitzu, Nov 1, 2009, 8 replies, in forum: XJ Technical Chat
  45. jvitzu
    Post

    carbs still leaking

    did you fix the float bowl leak yet? Maybe you put the gasket on upside down and it's blocking the enrichment circuit.
    Post by: jvitzu, Oct 28, 2009 in forum: XJ Technical Chat
  46. jvitzu
    Post

    Sticking diaphragm needle - consequences?

    Replaced the brushes in the starter and it STARTED! Hurray! Ran it for about 4 minutes but it was running quite rough, with some backfiring....
    Post by: jvitzu, Oct 27, 2009 in forum: XJ Technical Chat
  47. jvitzu
    Post

    Sticking diaphragm needle - consequences?

    Not yet. It's sounding more and more like it's the starter. I'll try a push start when I put it back together. Thanks for the tips guys
    Post by: jvitzu, Oct 22, 2009 in forum: XJ Technical Chat
  48. jvitzu
    Post

    Sticking diaphragm needle - consequences?

    I checked each plug by grounding it against the engine w/ the cap on.
    Post by: jvitzu, Oct 22, 2009 in forum: XJ Technical Chat
  49. jvitzu
    Post

    Sticking diaphragm needle - consequences?

    I might give the starter a going-over. My bike does get closer to starting when I let off the starter button.
    Post by: jvitzu, Oct 21, 2009 in forum: XJ Technical Chat
  50. jvitzu
    Post

    Sticking diaphragm needle - consequences?

    Yea, the needle in the piston has some play of its own (about half a cm of travel up and down). It was stuck in the up position so I sanded the...
    Post by: jvitzu, Oct 19, 2009 in forum: XJ Technical Chat
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