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dana 25 + v8 x lead foot =

Discussion in 'Flat Fender Tech' started by brandon533b, May 17, 2010.

  1. May 17, 2010
    brandon533b

    brandon533b Member since 2007

    Yakima,WA
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    Mar 2, 2007
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    220
  2. May 17, 2010
    mb82

    mb82 I feel great!

    Charlottesville Va
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    Mar 17, 2003
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    2,706
    I was going to say
    = kaboom
     
  3. May 17, 2010
    Daryl

    Daryl Sponsor

    Bonney Lake, WA
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    May 25, 2006
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    Need another?
     
  4. May 17, 2010
    napaguy

    napaguy Banned

    goldendale wa
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    Sep 25, 2009
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    need another another?
     
  5. May 17, 2010
    Corveeper

    Corveeper Member

    Chanute, Kansas
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    Jul 29, 2005
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    817
    :rofl: Believe me, I feel your pain.
     
  6. May 17, 2010
    dnb71R2

    dnb71R2 SuperDave 2023 Sponsor

    Grand Mesa, CO
    Joined:
    Aug 13, 2006
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    1,362
    This is a typical material torsional failure. Note how the fracture is roughly 45* to the axle shaft.

    You can duplicate this type of failure with a piece of chalk. Twist the chalk keeping only a twisting force applied along the axis (do not bend it). The break will be similar to the above pic.

    Thanks for sharing this pic and the cause of failure. What size tires are you running?
     
  7. May 17, 2010
    brandon533b

    brandon533b Member since 2007

    Yakima,WA
    Joined:
    Mar 2, 2007
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    220
    im running 31's. with a chev 283. i reved it up and droped the clutch in reverse. i had crested the hill and the trail curved over the top and i almost went into a pond. then i heard my buddy coming up the trail so i gunned it and BANG! turns out my buddy was going up a bypass, i just thought he was coming up behind me.

    Thanks guys for the offers of replacements, but i luckely have a entire built 25 w locker and stronger axles waiting to go in.
     
  8. May 17, 2010
    jpflat2a

    jpflat2a what's that noise?

    Hermosa, SD
    Joined:
    Jul 30, 2003
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    8,524
    you know that reverse is the weakest gear in any manual tranny.
    you're headed for the school of hard knocks, front of the class.
    just an FYI :beer:
     
  9. May 17, 2010
    jeep2003

    jeep2003 Well-Known Member

    Upstate NY
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    May 30, 2006
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    1,933
    plus the axles arnt usto having the power applied in reverse. Like tortion bars. if you put a used set in backwards there pretty much guaranteed to snap
     
  10. May 18, 2010
    Daryl

    Daryl Sponsor

    Bonney Lake, WA
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    May 25, 2006
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    2,882
    Keep goin *******, I have several trannys also.
     
  11. May 18, 2010
    duffer

    duffer Rodent Power

    Bozeman, MT
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    Yep, sort of like trying to drive on thin lake ice. I cringe a bit every time I air down the fronts and know very well what will happen if one really hits the throttle. One good reason to remove the D18 interlock so you can still have low range without removing the front driveshaft while limping home.:D
     
  12. May 18, 2010
    brandon533b

    brandon533b Member since 2007

    Yakima,WA
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    Mar 2, 2007
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    220
    im going to 33's right now... its a hard knock life for me, its a hard knock life for me!
     
  13. May 19, 2010
    hotrod351

    hotrod351 Member

    Joined:
    Sep 30, 2006
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    225
    how about 350 sbc verses dana 44 rearend with lockright installed.[​IMG] i did a stupid go and snatch with my jeep in the sand to try and get a buried mini truck out and sheared some teeth on one of my front dana 25 front axles, i have a power-lock in the front. i know the dana 25 carrier is a weak link so thats why installed a power-lock. but i was really abusing it that day. the rear axles were after 20 years of four wheeling, which did no damage but speed shifting on the street did a number in just a few days. oh well they were 55 years old and i had a brand new set setting on the shelf.
     
    Last edited: May 19, 2010
  14. May 19, 2010
    duffer

    duffer Rodent Power

    Bozeman, MT
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    Sep 17, 2009
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    4,514
    Probably time to switch to at least the 19 splines.
     
  15. May 20, 2010
    Bob Greenslade

    Bob Greenslade Member

    Roseville CA
    Joined:
    Sep 15, 2008
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    232
    Time for Waggy 44's
     
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