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Best way to proceed? ('71 frameup)

Discussion in 'Early CJ5 and CJ6 Tech' started by Hippo393, Jan 20, 2006.

  1. Hippo393

    Hippo393 Jeepless

    Thanks for the advice, fellers. :beer:

    Yes she's a T-86 w/ a T-90 tower. Solved the ZERO oil pressure prob tonight and even ran 'er through some gears. So far so good.

    Regarding the tranny/teeth, I'm going to leave well-enough alone. It ran before this; it'll run again. Plus I've got an unfortunate proclivity towards fouling matters up when not necessary, so I'll only go backwards in this project unless I absolutely have to. On the wiring, I've finally figgered out enough to have 'er running for 60-seconds or so--that's good enough for me to throw the tub & dash on and complete the full wiring. Thanks for the tips & friendly encouragement!! :beer:
     
  2. 68 CJ

    68 CJ Banned

    Heres a brewski to ya Hippo.. Excellent job.
     
  3. Patrick

    Patrick Super Moderator Staff Member

    Alan, replace that 1st/ reverse idler gear... Now..... If you are planing to keep the Jeep or sell it, you should just replace it.... You've done enough now that I'm sure you can do this..... You'll regret it later if you don't...
     
  4. lynn

    lynn Time machine / Early CJ5 HR Rep Staff Member

    I won't repeat what you already know should be done... sometimes time pressures force shortcuts. Keep us posted Alan...
     
  5. jpflat2a

    jpflat2a what's that noise?

    Alan not for long...:( it's your Jeep

    looks like it's the cluster gear that's bad, not the idler

    mottos to live by:

    "any job worth doing is worth doing correctly the first time"

    "why is there never enough time to do it right the first time, but plenty of time to do it over later ?"
     
  6. Hippo393

    Hippo393 Jeepless

    :mad: :mad: :mad: :mad: :mad: :mad:
    I hate it when you guys are right!!! :grrrrrrr:
     
  7. Patrick

    Patrick Super Moderator Staff Member

  8. Rondog

    Rondog just hangin' out

    You know that when that tranny breaks, it will be at the worst possible time in the worst possible place, right? And right now, with the tub off, it's just about the easiest to work on that it could possibly be, unless it was out and on the floor. JMHO, but I'd say you're nuts to not fix it right now.
     
  9. Hippo393

    Hippo393 Jeepless

    Just saw that those cluster/countershaft gears go for $150!! :shock: Anyone got a decent spare one? For that price I should either find another T-86, or an x-fer case for the T-14 and toss that in instead (I'd rather do that). Hmmm, decisions decisions....
     
  10. Howard Eisenhauer

    Howard Eisenhauer Administrator Staff Member

    Alan, I'm sorry it's come to this but you've left us no choice-
     
  11. Hippo393

    Hippo393 Jeepless

    R) R) That's too funny Howard!! :D

    Ok, ok ok I give up, I'll do it. :)

    What would be better? Remove T-86 & D-18, and then:

    1. R & R both, replace the baddie countershaft gear ($150!!!) or

    2. Install the better T-14, and find/buy a x-fer case with the correct gears/spline/tooth count?

    I'd prefer to use the T-14. I have a spare x-fer case, but with wrong gears. Any other options? What would you'ns do??
     
  12. Howard Eisenhauer

    Howard Eisenhauer Administrator Staff Member

    Alan, I've never had a 86 or a 15 to play with, & if I had I probably woulda screwed'em up:).

    However I'm a little confused as to why you can't use your existing D18 xfer case with the T14. Looks to me like you have a "Big Hole" case, same as the Dana 20 case that the T14 was mated to originally.

    The only picture I've been able to find of a T14

    http://www.jeeptech.com/wiki/index.php/Image:T14b.jpg

    shows it with a 29 tooth output gear (PN 18-8-50 947382 according to http://www.novak-adapt.com/knowledge/transfer_case_gears_grid.htm ) which should be exactly what your D18 is looking for. So, in theory, all you should need to get going is the 29 tooth 1 1/8" 10 spline T14 output gear & you should be in buisiness.

    If I'm wrong on this I'm sure somebody will correct me on it-

    H.

    p.s.- what time do we walk the dog???
     
  13. termin8ed

    termin8ed I didn't do it Staff Member

    If the spare tcase will bolt to the T14, the gears should swap over to that one from your existing tcase on the t86. If my memory is right, the only difference is the 10 spline on the 14, and 6 spline on the 86?? they "should " both be 29 tooth gears.

    But, unless that Tcase you are using now is really old and has the 26 tooth input gear from the trans, it should work on the t14.

    If you need or want any help, I'll be having ALOT of free time coming up after this week. Might be able to make a day trip and give ya a hand. I'm pretty good at wiring;)
     
  14. gte636p

    gte636p Member

    i'll second brian's comments... i made the swap from a t14 to t15 (ten spline to six spline output on the tranny). all i had to do was replace the bull gear goinr into the transfer case. i'll give a look-see to see if i still have the ten spline gear stashed somewhere later today. that should make the swap basically free.
     
  15. Hippo393

    Hippo393 Jeepless

    I sold that big-hole case; still have a small-hole case, and I have no idea which one is mated to the T86. Does it matter which one goes w/ the T-14? IIRC, it had one of those adapters to make it a small-hole dealio (I kept that adapter ring).

    Good call on that Novak site. No luck researching on what a "bull-gear" is. :? Is that the same as the 'Mainshaft Gear', or 'drive gear'? Whichever gear that is that you have to take off in order to separate tranny & x-fer case, that's the one in question. My T-14's gear was 10-spline, 26 tooth; T-86's was 6-spline, 29. So yes I'll need a 10-spline, 29 toother in order to use the T-14 with my x-fer case. :)

    Brian, you're quite the gracious offerer. :beer: I've got a couch, a fridge full of beer, and 2 CJ-5s to go cruising in (some trails, too :)).

    Chris, that'd be great if you had that 10-spline, 29 toother available. :)
     
  16. termin8ed

    termin8ed I didn't do it Staff Member

    You sure that the T14 was 26 tooth?? Didn't think they made them. THought it was only the 6 spline that was 26 or 29 tooth.??
     
  17. timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Bull gear is called the drive gear on the Novak site. The 29 tooth, 10 spline, 20 degree (947382) is used with the CJ T-14. According to the chart, the 26 tooth / 10 spline was only used in vehicles with a Dana 20 ... I'd make sure that you have the right input gear on your T-14. Your T-14 could be from a J-truck or Wagon with the Rambler (pre-71) 232, or from a CJ or Commando with a 232 or 258, 72-75. I don't think there's any other app for the T-14 with a D20 in Jeeps, and that these other apps for the T-14 won't have the right input shaft and bearing retainer.
     
  18. Hippo393

    Hippo393 Jeepless

    LOL you'll love this pic. Might not even qualify as a 20-tooth R) :
    [​IMG]

    Tim: I don't think I've ever even seen a D-20. :? Saw a pic of one online and it looked nothing like what this T-14 was mated to (see pix below). The tranny came w/ a CJ that supposedly had a Chevy engine, so I won't be surprised if it's from a diffo app.

    Thx for the tips; lemme know what you think about the pics. :beer:

    T-14:
    [​IMG]

    Pix of the x-fer case (sold since):
    [​IMG]
    [​IMG]
     
  19. Hippo393

    Hippo393 Jeepless

    Ok, the digits on the drive gear indicate "18 8 49", which puts it in the applicaton of Late style Kaiser J series Pickups & Wagons. Jeepster. :(

    Now what? :(
     
  20. timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    That looks like a pickup T-14 ... The truck and wagon transmissions have a long input shaft so that the shifter is moved back into the cab, and were used with a different bellhousing. The CJ T-14s have either a 8.5" or 9.5" stickout - these lengths were posted here a few days ago. Hang on... I'll look for it.