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1950 ford stuck in overdrive. help

Discussion in 'The Hokey Ass Message Board' started by 69ranger, Nov 27, 2012.

  1. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    i cant get this thing out of o/d.
    i got under the car and shifted the o/d lever out by hand and its still stuck.
    this is bad since i have a 6v flat head v8 that some times needs a push start when its warm.
     
  2. Mike51Merc
    Joined: Dec 5, 2008
    Posts: 3,855

    Mike51Merc
    Member

    How do you know it's stuck in overdrive? Because it still freewheels in first?
    I think what you're trying to do is disable (lock out) the OD. Maybe you can rock the car back and forth to get the lockout lever to slip into place.
     
  3. zibo
    Joined: Mar 17, 2002
    Posts: 2,361

    zibo
    Member
    from dago ca

    Is the solenoid stuck?
    If so remove the 2 bolts and see if that changes anything.
    Sometimes it will need to be moved in gear to be able to set the gears
    after flicking the OD lever.
    Hopefully you didn't put it in reverse while engaged!
    TP
     
  4. weez
    Joined: Dec 5, 2002
    Posts: 860

    weez
    Member

    I used to have an OD in my '50 Ford... the freewheeling thing is really creepy! I never got mine set up correctly, with a switch and all, so I just kept it out of OD.
     
  5. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    it free wheels in all gears. ill try pulling off the solenoid and see what happens. it wont hold its self with the car off in any gear but reverse
     
  6. zibo
    Joined: Mar 17, 2002
    Posts: 2,361

    zibo
    Member
    from dago ca

    Does the car run and drive?
    The car has to run in gear to engage or disengage what the lever does.

    OD-OFF is with the solenoid unpowered,
    and where the lever does not want to be - in the spring loaded position.
    (if it isn't hooked up to the cable it is much easier to feel)

    If everything is in that position,
    the transmission should become a normal 3 spd without the freewheel and with reverse.

    TP
     
  7. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    yes i drive it a bunch.. ill unhook it and see what happens in the a.m
     
  8. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    i pulled the solenoid loose and no change. it still free wheels..any more ideas

    thanks guys
     
  9. Mike51Merc
    Joined: Dec 5, 2008
    Posts: 3,855

    Mike51Merc
    Member

    OK, you need to separate your thoughts into two categories:

    1. Overdrive enabled (meaning it is ready to be engaged).
    2. Overdrive engaged (meaning that it has upshifted into OD).

    You car will freewheel any time OD is enabled, but not when OD is engaged. When it upshifts, you have compression braking.

    The pull lever enables and disables the OD. When the OD is disabled, you will have compression braking all the time, the trans will not freewheel.

    The solenoid engages and disengages the OD.

    To stop freewheeling to be able to push start your car, you must disable the OD with the lever, this has nothing to do with the solenoid.
     
  10. Ole don
    Joined: Dec 16, 2005
    Posts: 2,915

    Ole don
    Member

    My OD sometimes would not engage when enabled. I drained about a pint of lube off, and added ATF to the OD unit. Twenty miles of driving and cleaning solved the problem. Maybe yours is sticking engaged. Fifty year old gear lube is sticky.
     
  11. Mike51Merc
    Joined: Dec 5, 2008
    Posts: 3,855

    Mike51Merc
    Member

    Don,
    All respect, but his problem isn't engagement, it's that he can't disable it. If it was stuck engaged, he wouldn't freewheel.
     
    Last edited: Nov 29, 2012
  12. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    thats what im getting at. i cant push start it. with the car off the trani will not hold in gear.u can put it in first and push it as far as you want with the car off . start the car then it will hold, and you can drive it but it free wheels when going down a hill or when you let off the throttle it revs up to catch up with its self again. you cannot let the engine hold it back either it wont do it. maybe i explained it wrong.

    thanks a ton guys
    this is a pain in the but
     
  13. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    miss read the last post sorry any how thing thing is crazy. i have no clue how to disable this thing
     
  14. Have to disengage with the handle on the dash, or whatever it moves.

    Someone said you could have bigger problems if you put it in reverse with the OD engaged and I believe you said that's the only way the car will hold and not freewheel, which sounds like you put it in reverse -
     
  15. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    could be more trouble.
    but here is the tricky part.
    it wont go in reverse with the o/d lever shoved in .

    it might be auto time hahaha
     
  16. raengines
    Joined: Nov 6, 2010
    Posts: 227

    raengines
    Member
    from pa.

    now it does sound like you have a problem, might be time for a look inside.
     
  17. zibo
    Joined: Mar 17, 2002
    Posts: 2,361

    zibo
    Member
    from dago ca

    Ok,
    just checked mine.
    The lever is in the FORWARD position,
    and it turns into a normal 3-spd transmission.
    Is your lever forward or back?
    TP
     
  18. 69ranger
    Joined: Oct 4, 2010
    Posts: 104

    69ranger
    Member
    from mo

    i hauled it to a shop.
    its driving me nuts.
    i think its got big trouble

    thanks guys
     
  19. green50
    Joined: Jan 9, 2014
    Posts: 8

    green50
    Member

    Was this problem ever solved? I considering installing an O/D trans in my 50 Ford.
     
  20. BLUDICE
    Joined: Jun 23, 2006
    Posts: 1,516

    BLUDICE
    Member

    Reconsider - unless you have the 410 rear end - then you don't have a choice. They are great when they work, but if they don't work and you have the 410 rear end - you're over reving the engine - and that sucks on the interstates trying to drive 65 mph!! Their biggest problem is usually electrical, and if you're on 6 volts and running at night - lights, radio, etc - pulls the power from the generator - then the amps pulls when the OD wants the juice - that's when sh*% happens - put in a C4 or C6, or a 5 sp.
    Now if you have a 370 rear end - go ahead because if the OD craps out you're rpms are still ok! If the car didn't come with OD well there's a bunch of stuff you have to install - too much in my book. Just my 2 cents.
     
  21. If the car was originally 3 speed no O.D. and nobody has jacked with the rear gear, you have a 3:73. I've got a 3.73 with O.D. in my '51 and it works great. I set it up with just a toggle switch, no kickdown switch, no wire to the distributor, don't even have the governor connected. Simple and little chance for problems.
     
  22. Nerves77
    Joined: Jan 25, 2016
    Posts: 1

    Nerves77

    How did you wire it like that? Do you have a wiring diagram for it?


    Sent from my iPhone using The H.A.M.B. mobile app
     
  23. rudestude
    Joined: Mar 23, 2016
    Posts: 3,048

    rudestude
    Member

    Maybe this will help. I took these from a old motor manual if you need any other info I can send you more.
    It's got very good info and pictures of all types of overdrive and troubleshooting section.
    This info is all for 50 Ford. 1563148789557~2.jpeg 1563148893925~2.jpeg 1563148918134~2.jpeg 1563148941045~2.jpeg 1563148958980~2.jpeg 1563148980022~2.jpeg

    Sent from my SM-T387V using The H.A.M.B. mobile app
     
  24. rudestude
    Joined: Mar 23, 2016
    Posts: 3,048

    rudestude
    Member

    Wow..I guess I should of looked at the date of the original start of this thread instead of the date of the last post....well hopefully he's got it fixed by now.
    Maybe someone else can use this info.

    Sent from my SM-T387V using The H.A.M.B. mobile app
     
    irishsteve likes this.

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