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Transmissions and Rear Ends

Technical Discussions about your FMJ body Mopar Transmission and Rear Ends

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  1.   » Sticky Threads
  2. bremereric

    Inline Tube has some offerings for our cars

    bremereric, Mar 1, 2011
    Replies:
    12
    Views:
    3,130
    bremereric
    Mar 14, 2011
  3. bremereric

    Okay what Clutch Linkage Service Kit works on our cars?

    bremereric, Mar 1, 2011
    Replies:
    12
    Views:
    2,787
    bremereric
    Jul 21, 2011
  4. NoCar340

    Goin' to band camp! An easy band adjustment tutorial

    NoCar340, Dec 15, 2015
    Replies:
    7
    Views:
    1,906
    80mirada
    Feb 25, 2017
  5. BudW

    FMJ Differentials

    BudW, May 9, 2019
    Replies:
    14
    Views:
    577
    ZieglerSpeed
    Jun 22, 2019
  6.   » Normal Threads
  7. Bruceynz

    Torque Converter Identification

    Bruceynz, Aug 8, 2016 ... 2 3
    Replies:
    42
    Views:
    7,518
    BudW
    Mar 23, 2019
  8. Moparman78

    Rearend swap

    Moparman78, Oct 26, 2012 ... 2
    Replies:
    27
    Views:
    6,370
    MiradaMegacab
    Dec 17, 2012
  9. Bruceynz

    7.25 to 8.25 in a J

    Bruceynz, Jul 11, 2016 ... 2 3 4
    Replies:
    68
    Views:
    6,192
    Bruceynz
    Jul 23, 2016
  10. MBDale

    318 cars have 8 1/4 diffs?

    MBDale, Sep 11, 2015 ... 2 3
    Replies:
    52
    Views:
    6,030
    Magnum Aspen
    Jul 6, 2019
  11. Roadrunner360

    8.25 10 bolt Imposter

    Roadrunner360, May 27, 2011 ... 2
    Replies:
    24
    Views:
    5,618
    ramenth
    Jun 4, 2011
  12. Bruceynz

    Superior Trans Parts TF-TC Kit

    Bruceynz, Jun 22, 2016 ... 2 3 4
    Replies:
    79
    Views:
    5,478
    Bruceynz
    Jun 29, 2016
  13. Bruce85FifthAve

    Won't shift into reverse until througly warmed up!

    Bruce85FifthAve, Sep 4, 2012 ... 2
    Replies:
    25
    Views:
    5,350
    Dr Lebaron
    Aug 2, 2014
  14. slant6billy

    speedo gear change help

    slant6billy, Dec 4, 2014 ... 2
    Replies:
    28
    Views:
    5,172
    Captain Caravelle
    Feb 27, 2015
  15. mchartier105

    42RH Swap: '80 Volare

    mchartier105, Feb 1, 2018 ... 2 3
    Replies:
    50
    Views:
    4,743
    Duke5A
    Apr 12, 2018
  16. 82Cordoba

    Axle Swap

    82Cordoba, Dec 4, 2011 ... 2
    Replies:
    24
    Views:
    4,696
    76CinnamonRT
    Feb 19, 2012
  17. biomedtechguy

    A-body 8 3/4 rear end swap into F-body

    biomedtechguy, Dec 15, 2016 ... 2
    Replies:
    22
    Views:
    4,403
    biomedtechguy
    Dec 17, 2016
  18. slant6billy

    torque converters: locker vs non lock up

    slant6billy, Dec 3, 2014 ... 2
    Replies:
    27
    Views:
    4,343
    Captain Caravelle
    Dec 15, 2015
  19. Ed Dorey

    how much power can a 8 1/4 take?

    Ed Dorey, Sep 15, 2016 ... 2 3
    Replies:
    51
    Views:
    4,293
    jasperjacko
    Nov 6, 2016
  20. brotherGood

    8.25 vs. 8.75

    brotherGood, Dec 27, 2015 ... 2
    Replies:
    28
    Views:
    4,245
    79410aspenrt
    Jan 4, 2016
  21. 8v-of-fury

    904 Kickdown - Semi early shifts no more kick-down ?

    8v-of-fury, Sep 22, 2016 ... 2
    Replies:
    31
    Views:
    4,133
    AJ/FormS
    Jan 17, 2019
  22. CM360

    727 in an F Body

    CM360, Oct 7, 2013 ... 2
    Replies:
    21
    Views:
    4,040
    LSM360
    Aug 16, 2014
  23. CM360

    8 3/4 swap

    CM360, Oct 29, 2011
    Replies:
    19
    Views:
    3,817
    res1vw21
    Nov 11, 2011
  24. chargehard

    rear end swap

    chargehard, Feb 19, 2014
    Replies:
    5
    Views:
    3,793
    Captain Caravelle
    Nov 21, 2014
  25. Badasspen

    Auto Shifting Issues

    Badasspen, Aug 29, 2011
    Replies:
    17
    Views:
    3,641
    MiradaMegacab
    Oct 28, 2012
  26. Bruceynz

    Yoke Sizes

    Bruceynz, Oct 21, 2017 ... 2 3
    Replies:
    50
    Views:
    3,590
    AJ/FormS
    Nov 22, 2017
  27. TNmike

    F/M/J rear end widths

    TNmike, Dec 19, 2014
    Replies:
    10
    Views:
    3,478
    kkritsilas
    Dec 21, 2014
  28. Mopar_Gods

    Transmission Service Fluid Change

    Mopar_Gods, Sep 12, 2014
    Replies:
    10
    Views:
    3,458
    Captain Caravelle
    Sep 14, 2014
  29. Bruceynz

    rear ends explained please

    Bruceynz, Jan 16, 2016 ... 2
    Replies:
    27
    Views:
    3,391
    Grandmas84
    Jan 19, 2016
  30. slant6billy

    7 1/4 Sure grip really?

    slant6billy, Nov 28, 2014 ... 2
    Replies:
    21
    Views:
    3,377
    gtsdude
    Dec 7, 2014
  31. 8v-of-fury

    Is the 904 trans kickdown specific to the M body? or to the carb/trans combo?

    8v-of-fury, Sep 23, 2015
    Replies:
    13
    Views:
    3,234
    8v-of-fury
    Nov 6, 2015
  32. rcmaniac791

    7 1/4 to 8 1/4 rear end

    rcmaniac791, Sep 7, 2016 ... 2
    Replies:
    35
    Views:
    3,067
    Idle Ender
    Jan 11, 2017
  33. Bruceynz

    Speedometer Pinion Gear Wanted

    Bruceynz, Feb 10, 2016
    Replies:
    15
    Views:
    2,948
    Justwondering
    Jun 18, 2016
  34. Intrepolicious

    A Couple Transmission Questions

    Intrepolicious, Feb 24, 2017 ... 2
    Replies:
    39
    Views:
    2,937
    AJ/FormS
    Mar 11, 2017
  35. Badasspen

    Manual or Auto?

    Badasspen, Aug 21, 2016 ... 2
    Replies:
    29
    Views:
    2,904
    BudW
    Sep 30, 2016
  36. Greg55_99

    Rear Hub to Hub dimensions

    Greg55_99, Jul 6, 2011
    Replies:
    5
    Views:
    2,819
    jasperjacko
    Dec 21, 2012
  37. MoparKidD-4

    Just picked up an 8 1/4 out of a Jeep

    MoparKidD-4, Mar 19, 2017 ... 2
    Replies:
    32
    Views:
    2,780
    MoparKidD-4
    Aug 17, 2017
  38. slant6billy

    8 3/4 rear end help

    slant6billy, Dec 27, 2016 ... 2
    Replies:
    25
    Views:
    2,775
    7T8 Custom
    Jan 6, 2017
  39. Greg55_99

    Ford Exporer 8.8"

    Greg55_99, Sep 7, 2011
    Replies:
    8
    Views:
    2,665
    8D5 Gran Fury
    Oct 11, 2011
  40. Mroldart2u

    Gear Ratio's

    Mroldart2u, Apr 24, 2012
    Replies:
    14
    Views:
    2,641
    bremereric
    Apr 30, 2012
  41. harley

    changing rearends or not?

    harley, Mar 21, 2011
    Replies:
    11
    Views:
    2,621
    Shorty Thompson
    May 5, 2011
  42. compubert

    Rear axle 76 Aspen bearings run in oil or are packed with grease?

    compubert, Oct 8, 2014
    Replies:
    10
    Views:
    2,574
    LSM360
    Oct 12, 2014
  43. Bruceynz

    Stall Speeds

    Bruceynz, Feb 10, 2016 ... 2
    Replies:
    23
    Views:
    2,570
    jasperjacko
    Feb 13, 2016
  44. Eauledoit11

    I've killed it....

    Eauledoit11, Dec 29, 2016 ... 2
    Replies:
    20
    Views:
    2,558
    jamf
    Jan 8, 2017
  45. greyghost

    A/C Condenser To Trans Cooler?

    greyghost, Aug 14, 2014
    Replies:
    14
    Views:
    2,428
    Captain Caravelle
    Oct 9, 2014
  46. Idle Ender

    Jeep Liberty 8 1/4 rear swap

    Idle Ender, Jan 11, 2017
    Replies:
    16
    Views:
    2,397
    BudW
    Apr 17, 2019
  47. Bruceynz

    The dreaded kickdown linkage

    Bruceynz, Dec 3, 2017 ... 2
    Replies:
    21
    Views:
    2,345
    Bruceynz
    Dec 7, 2017
  48. kkritsilas

    A999 Transmission in 1980 Cordoba

    kkritsilas, Jul 11, 2013
    Replies:
    6
    Views:
    2,249
    jasperjacko
    Jun 4, 2015
  49. Bruceynz

    What is this?

    Bruceynz, Jan 11, 2016 ... 2
    Replies:
    26
    Views:
    2,204
    Bruceynz
    Jan 14, 2016
  50. brotherGood

    Adding a Sure Grip

    brotherGood, Dec 10, 2014
    Replies:
    11
    Views:
    2,182
    greymouser7
    Dec 12, 2014
  51. Kaitsu

    About my idea of a 360 Aspen

    Kaitsu, Oct 12, 2014
    Replies:
    11
    Views:
    2,171
    Kaitsu
    Oct 15, 2014
  52. Bruceynz

    later model 904 OD trans

    Bruceynz, Jan 16, 2015
    Replies:
    8
    Views:
    2,162
    randymatt
    Feb 24, 2015
  53. Mopar_Gods

    Transmission And Shifting Gears

    Mopar_Gods, Jan 6, 2015
    Replies:
    9
    Views:
    2,105
    F body Deconstructor Jim
    Jan 17, 2015
  54. Captain Caravelle

    Lockup Adjustment......?

    Captain Caravelle, Dec 14, 2014
    Replies:
    9
    Views:
    2,097
    BHA43
    Jan 1, 2015
  55. efriedrich

    Yeah, my rear differential is an 8.25

    efriedrich, Apr 20, 2011
    Replies:
    9
    Views:
    2,049
    Shorty Thompson
    May 4, 2011
  56. 77Volarewagon4spd

    Driveshaft ?

    77Volarewagon4spd, Jun 25, 2011
    Replies:
    8
    Views:
    2,030
    Supershafts
    Dec 26, 2011
  57. slant6billy

    trans throttle arm movement question

    slant6billy, Aug 10, 2015
    Replies:
    11
    Views:
    2,009
    Kaitsu
    Nov 11, 2015
  58. Bruceynz

    Do I need a Stall converter???

    Bruceynz, Aug 20, 2016
    Replies:
    18
    Views:
    2,009
    AJ/FormS
    Oct 9, 2016
  59. Mopar_Gods

    904 Transmission Repair Cost And Build

    Mopar_Gods, Oct 12, 2015
    Replies:
    7
    Views:
    1,969
    High Speed Pursuit
    Oct 18, 2015
  60. slant6billy

    Left handed wheel studs

    slant6billy, May 27, 2013
    Replies:
    8
    Views:
    1,963
    ramenth
    Jun 24, 2013
  61. YY1

    fender tag code for axle ratio 1987

    YY1, Apr 30, 2012
    Replies:
    13
    Views:
    1,959
    YY1
    May 5, 2012
  62. 273

    Best 8.8 rear end swap?

    273, Aug 16, 2012
    Replies:
    5
    Views:
    1,953
    efriedrich
    Aug 17, 2012
  63. NoCar340

    A-body floor tunnel in an FMJ?

    NoCar340, Jul 11, 2014
    Replies:
    9
    Views:
    1,945
    NoCar340
    Jul 16, 2014
  64. jasperjacko

    Stuck in South Carolina...HELP

    jasperjacko, Nov 2, 2014
    Replies:
    7
    Views:
    1,936
    slant6billy
    Jul 29, 2017
  65. My imp

    Mopar OD trans for Big Blocki

    My imp, Nov 16, 2013
    Replies:
    7
    Views:
    1,921
    NoCar340
    Jul 30, 2014
  66. slant6billy

    Rearends

    slant6billy, Feb 18, 2017
    Replies:
    16
    Views:
    1,911
    BudW
    Mar 20, 2017
  67. jasperjacko

    8.25 3.55 sure grip for sale

    jasperjacko, Jun 26, 2018 ... 2
    Replies:
    32
    Views:
    1,897
    Jnfbodyguy83
    Apr 6, 2019
  68. tallhair

    Parts identification - Transmission Crossmember

    tallhair, Aug 30, 2015
    Replies:
    9
    Views:
    1,880
    tallhair
    Sep 12, 2015
  69. Toro67

    "Klunk" when shifting to R

    Toro67, Jul 17, 2018 ... 2
    Replies:
    27
    Views:
    1,834
    BudW
    Sep 8, 2018
  70. slant6billy

    6 Speed transmissions insight

    slant6billy, Dec 24, 2012
    Replies:
    7
    Views:
    1,779
    Greg55_99
    Jan 16, 2013
  71. Blackbirdsrt78

    CHEAP! hydraulic clutch idea's...

    Blackbirdsrt78, Jul 30, 2014
    Replies:
    8
    Views:
    1,754
    Blackbirdsrt78
    Aug 1, 2014
  72. slant6billy

    Driveshaft lengths

    slant6billy, Jul 23, 2017 ... 2
    Replies:
    21
    Views:
    1,750
    79blueghost
    Oct 8, 2018
  73. slant6billy

    trans seals and leaks- I need opinions

    slant6billy, Apr 22, 2012
    Replies:
    13
    Views:
    1,744
    ramenth
    Apr 25, 2012
  74. greymouser7

    New Clutch- How much $ should be spent on a new clutch set?

    greymouser7, Apr 5, 2015
    Replies:
    12
    Views:
    1,735
    greymouser7
    Apr 6, 2015
  75. Tab

    Which is Better A833 or A833OD

    Tab, Apr 19, 2016
    Replies:
    8
    Views:
    1,728
    AJ/FormS
    Apr 28, 2016
  76. rcmaniac791

    Vibration when accelerating

    rcmaniac791, Dec 14, 2015
    Replies:
    13
    Views:
    1,721
    metallicaman0258
    Dec 31, 2015
  77. 77RT360

    Fixing my busting rear end

    77RT360, Feb 24, 2012
    Replies:
    5
    Views:
    1,720
    ramenth
    Mar 7, 2012
  78. Bruceynz

    The 904 Trans

    Bruceynz, Oct 21, 2015
    Replies:
    8
    Views:
    1,709
    Locomotion
    Oct 27, 2015
  79. slant6billy

    8 3/4 B4 and Now

    slant6billy, Apr 11, 2017
    Replies:
    17
    Views:
    1,708
    slant6billy
    Apr 15, 2017
  80. Bruceynz

    What TQ converter have I got?

    Bruceynz, Jan 9, 2016
    Replies:
    12
    Views:
    1,653
    Monkeyed
    Jan 11, 2016
  81. Bruceynz

    518 Auto

    Bruceynz, Jan 24, 2016
    Replies:
    8
    Views:
    1,605
    80mirada
    Jan 30, 2016
  82. 8d5 AHB

    4-speed conversion

    8d5 AHB, Oct 13, 2012
    Replies:
    4
    Views:
    1,600
    slant6billy
    Oct 21, 2012
  83. kkritsilas

    Is A518/46RH from a 4WD usable on our cars?

    kkritsilas, Mar 3, 2013
    Replies:
    3
    Views:
    1,591
    MiradaMegacab
    Mar 4, 2013
  84. bremereric

    Throw-out bearing clearance..

    bremereric, May 15, 2011
    Replies:
    5
    Views:
    1,559
    77RTNJ
    May 18, 2011
  85. benjamin acevedo

    A833 in a F body lenght

    benjamin acevedo, Feb 29, 2016
    Replies:
    4
    Views:
    1,556
    benjamin acevedo
    Mar 17, 2016
  86. Bruceynz

    Rebuild kit for 904, trans experts I need your help.

    Bruceynz, Feb 16, 2016
    Replies:
    10
    Views:
    1,543
    80mirada
    Feb 18, 2016
  87. SirRalliart

    Transmission Cooler Lines Routing

    SirRalliart, Mar 14, 2016
    Replies:
    3
    Views:
    1,539
    SirRalliart
    Mar 14, 2016
  88. Master M

    Rear axle 7.25 gear oil change advice

    Master M, Aug 30, 2015
    Replies:
    4
    Views:
    1,510
    Master M
    Sep 1, 2015
  89. slant6billy

    New diff cover installed

    slant6billy, Apr 11, 2015
    Replies:
    7
    Views:
    1,507
    Aspen500
    Apr 13, 2015
  90. Bruceynz

    8.25" from OD car

    Bruceynz, Apr 8, 2015
    Replies:
    11
    Views:
    1,497
    greymouser7
    Jun 1, 2015
  91. Superslant

    F body wagon 4 speed swap help

    Superslant, Apr 27, 2016
    Replies:
    10
    Views:
    1,483
    Superslant
    Apr 29, 2016
  92. bremereric

    How many gear driven teeth....

    bremereric, Apr 19, 2011
    Replies:
    3
    Views:
    1,471
    bremereric
    May 4, 2011
  93. MoparKidD-4

    Putting 11" drums from 8 3/4" onto 8 1/4"

    MoparKidD-4, May 8, 2017
    Replies:
    16
    Views:
    1,470
    Kernel Sanders
    May 23, 2017
  94. charlesvolare

    904 third gear flare

    charlesvolare, Sep 30, 2018 ... 2
    Replies:
    37
    Views:
    1,449
    Aspen500
    Nov 23, 2018
  95. randomguy

    Rear Axle Refresher

    randomguy, Jul 25, 2016
    Replies:
    10
    Views:
    1,426
    randomguy
    Jul 26, 2016
  96. 72Dodge

    need reference on where the transmission should sit in relation to the firewall

    72Dodge, Apr 17, 2014
    Replies:
    7
    Views:
    1,418
    72Dodge
    Apr 20, 2014
  97. volareandgtcat

    Speedo

    volareandgtcat, Nov 21, 2015
    Replies:
    9
    Views:
    1,409
    Captain Caravelle
    Nov 21, 2015
  98. CM360

    A body rear in a f body

    CM360, Nov 22, 2012
    Replies:
    5
    Views:
    1,408
    slant6billy
    Nov 23, 2012
  99. old tired rebel

    Trans ID

    old tired rebel, Aug 5, 2012
    Replies:
    7
    Views:
    1,405
    Shorty Thompson
    Aug 7, 2012
  100. Jnfbodyguy83

    Manual conversion on j body

    Jnfbodyguy83, Nov 25, 2016
    Replies:
    9
    Views:
    1,400
    jasperjacko
    Oct 31, 2017
  101. bremereric

    I am pretty sure I am going to order this

    bremereric, Mar 3, 2011
    Replies:
    4
    Views:
    1,397
    creeds_247
    Mar 17, 2011
  102. efriedrich

    Which Lokar kit do I want?

    efriedrich, Oct 15, 2012
    Replies:
    4
    Views:
    1,386
    bremereric
    Oct 15, 2012
  103. slant6billy

    8 3/4 rears are heavy boy

    slant6billy, May 12, 2012
    Replies:
    4
    Views:
    1,383
    MiradaMegacab
    May 13, 2012
  104. Tab

    Will A-body 4 SpeedTrans Fit F-body

    Tab, Apr 12, 2016
    Replies:
    8
    Views:
    1,382
    AJ/FormS
    Apr 27, 2016
  105. brotherGood

    Jeep 8.25

    brotherGood, Jul 28, 2016
    Replies:
    10
    Views:
    1,377
    brotherGood
    Feb 22, 2017
  106. CM360

    3 pedal set up in an m body

    CM360, May 17, 2015
    Replies:
    5
    Views:
    1,364
    Captain Caravelle
    Nov 13, 2015
Showing threads 1 to 100 of 213

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