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buick engine and transfer case

Discussion in 'Early CJ5 and CJ6 Tech' started by RedWing, Oct 30, 2005.

  1. Oct 30, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Good afternoon. I am new to this site. I just looked at a 1971 Jeep. The number was 8305017 and it was a v6. Other v6 engines that I have looked at were green. This one was more yellow. Is there any way of knowing if it is an origanal Dauntless?

    Also the shift mechanism on the transfer case rose above the body tub. How could Id the transfer case for this year? All I could read on it was DANA:)
     
  2. Oct 30, 2005
    Mcruff

    Mcruff Earlycj5 Machinist

    Albertville, AL
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    If it has the rear driveshaft offset to the passenger side like the front instead of in the center it is a dana 18, which is what its suppose to be. The Dauntless is an oddfire you could look at the guts to the distributor, or post a pic of the distributor. If it is a point type than it is more than likley a Dauntless or a 198 Buick V6.
     
  3. Oct 30, 2005
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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  4. Oct 31, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Thanks for your input. I just called the guy to see if I could come over and take another look at the transfer case and the engine.

    What is the v6 198 and what would I look for? Are parts available for the Dauntless?
     
  5. Oct 31, 2005
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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  6. Oct 31, 2005
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    Parts are easy to get for the Dauntless 225 V6 (the same as the short-lived Buick 225 V6) and the newer Buick 231 V6s. Parts are also available for the 198 Buick V6, the earliest of the bunch, but more expensive than any of the later motors. It's usually more economical to replace a 198 with a 225 or 231 than to rebuild it, becasue of the parts prices.
     
  7. Oct 31, 2005
    michigan_pinstripes

    michigan_pinstripes I'm not lost, I'm wandering

    Clarkston MI...
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    Stock was the 225 V6 with a T-14 trans. After 35 years, almost anything can be swapped in. 231 even fire, T-90 trans etc etc. The offset rear axle will determine D18 transfer case. The t-case shifter typically was a single lever but many upgrade to twin-sticks. If you have a strange extra shifter, that is an overdrive unit which are really nice!

    Good luck shopping!
     
  8. Nov 5, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Thanks for all of the help. I just got a chance to have a second look at the jeep. The casting numbers on the intake seem to indicate a 2bbl. #1378704 3 E.

    I'm confused by the block casting numbers. They could be seen in the back from the firewall straight down. The numbers appeared to be 991503 6?

    I have pictures but am not sure how to post.

    I am interested in this jeep its in great shape, but would like to be as original as possible.

    Any Help or advice?
     
  9. Nov 5, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Happy Day. I found the block number on the list. It appears that I didnt look down far enough.

    The transfer case has the fron drive shaft offset on the passenger side, but the rear drive shaft seems to be in the center of the vehicle. The only numbers I could find on it were ?? -24-6 and ?? 15-79.

    I'll try and post a picture. I would be greatfull if anyone could help me id the transfer case:)
     
  10. Nov 6, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    New Jeep

    I'm picking up a new (to me) cj5 tomorrow. I have some concerns and was wondering if I could get some advice.

    It is a 1971 CJ5 with the Dauntless V6 engine. I was able to find the block numbers of the engine and confirmed it is a Dauntless odd fire.

    My first question is regarding the transfer case, transmission and axles. I would like to make this vehicle as original as possible. The transfer case looks more like a 20 than a 18. See photos. Is it possible that this 1971 V6 could have had the 20 or has it been changed? If changed would they have had to change the axle.

    Should I care? It runs good and shifts good.

    Please help if you can
     
  11. Nov 6, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Re: New Jeep

    not sure if I did the photos correct. I'll try again.
     
  12. Nov 6, 2005
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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    Re: New Jeep

    18 and 20 look very similar externally.

    Is the rear axle diff centered or offset?

    Off-center =18, Centered =20
     
  13. Nov 6, 2005
    Patrick

    Patrick Super Moderator Staff Member

    Los Alamos, NM
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    Re: New Jeep

    What Sparky said. It *should* be a D18 offset rear output with an offset D44 rear axle...And probably 1 piece flanged axles..
     
  14. Nov 7, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Re: New Jeep

    I'll try it again with the pictures. The drive line looks centered. I would appreciate any help i could get in identifing this set up.
     
  15. Nov 7, 2005
    RedWing

    RedWing Member

    Sutton Bay
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    Re: New Jeep

    How do I get pictures uploaded?
     
  16. Nov 7, 2005
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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  17. Nov 7, 2005
    RedWing

    RedWing Member

    Sutton Bay
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  18. Nov 7, 2005
    w3srl

    w3srl All-around swell dude Staff Member

    Port Orange, FL
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    The Dana 20 has to have a centered differential to work properly. Some folks have mixed and matched stuff over the years, but a mismatch will almost certainly have vibration and wear issues.

    Sounds like you have a late '71, due to the Dana 20 and centered diff. Does your Jeep have the ross steering box (box in front of the firewall) or is the steering box out behind the front bumper? (Saginaw-type). Is the fuel tank under the seat, or under the cargo floor in the rear?

    '71 was a year of transitions, due to the AMC takeover of Jeep. You see some interesting things on some '71s!
     
  19. Nov 7, 2005
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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    VIN would tell us how late in the year it was made. Just curiosity if nothing else. ;)
     
  20. Nov 7, 2005
    hudsonhawk

    hudsonhawk Well-Known Member

    North Texas...
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    Pics are working now. Definately a Dana 20 T-case. May have a 30 spline semi-floating 44 if the rear diff is centered on the axle.
     
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