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Recent Content by umpalumpa1985

  1. umpalumpa1985
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    Rich at high rpm

    Oh I guess I never answered that, Fitz. The filter's new, looks good, I put it on in April, maybe got 200 miles on it. So...between the one and...
    Post by: umpalumpa1985, May 19, 2014 in forum: XJ Technical Chat
  2. umpalumpa1985
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    Rich at high rpm

    I actually stabbed myself with one while checking them, the dang thing. They all look pretty sharp. I'm missing something dumb, I'm gonna walk...
    Post by: umpalumpa1985, May 19, 2014 in forum: XJ Technical Chat
  3. umpalumpa1985
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    Rich at high rpm

    So I've been thinking, should I block off YICS with a steel dowel the right diameter and length to maybe isolate it to one cylinder and focus my...
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  4. umpalumpa1985
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    Rich at high rpm

    Yes I spoke to him, he didn't do anything before it started acting up. Rode it to work, it was just different, he said. THEN he started...
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  5. umpalumpa1985
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    Rich at high rpm

    Yes, to the left of the mixture screw, at about 45 degrees toward the aft, are round bosses with a black hose coming from them. I thought they...
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  6. umpalumpa1985
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    Rich at high rpm

    Um. The only large brass fitting I know by the mixture screw is the enrichment plunger.
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  7. umpalumpa1985
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    Rich at high rpm

    I have synced the engine, and the vacuum ports are capped, the fuel petcock is on the number 2. I would swap TCI but I don't have one to swap...
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  8. umpalumpa1985
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    Rich at high rpm

    If one was lean and three were right I don't think I'd have sooty plugs on more than one. I'm just confused and cattywompus over it right now. I...
    Post by: umpalumpa1985, May 18, 2014 in forum: XJ Technical Chat
  9. umpalumpa1985
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    Rich at high rpm

    But I come back to if I ease the enrichment on, just in the slightest, it gets substantially worse....
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  10. umpalumpa1985
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    Rich at high rpm

    Well the color's good with the colortune at idle on the number 4, and I suppose it could be leaning out at higher rpm's, although the jet and...
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  11. umpalumpa1985
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    Rich at high rpm

    I pulled them out and inspected, they look fine, as do the little o rings. I went ahead and reset them all to 2 1/2 turns out from gently seated...
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  12. umpalumpa1985
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    Rich at high rpm

    Dad got in the high 40's, he drove a mix of city/highway. I am getting about 25 right now. New plugs, did a chop at 5k, can't manage to hold...
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  13. umpalumpa1985
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    Rich at high rpm

    I haven't used new plugs since after I did the valve shims, so I guess 4 could be just totally worthless. I wire brushed it real good, but I'll...
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  14. umpalumpa1985
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    Rich at high rpm

    Needle jet - the hole is good and round, pulled it out, can see through it, and through all the small holes in the side of the tube. Double...
    Post by: umpalumpa1985, May 17, 2014 in forum: XJ Technical Chat
  15. umpalumpa1985
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    Rich at high rpm

    I'll check on the air jet configuration. I'm about to go in the garage and tear them suckers down. Okay so somebody talk to me about YICS. I...
    Post by: umpalumpa1985, May 16, 2014 in forum: XJ Technical Chat