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flathead tranny questions

Discussion in 'The Hokey Ass Message Board' started by flattop49, Sep 7, 2006.

  1. flattop49
    Joined: Sep 4, 2006
    Posts: 23

    flattop49
    Member

    i have a 239 ford flathead and i am curious what a good transmission would be to hook up to it. i have a toploader right now, but i also think a four speed with overdrive would be nice mainly because i could cruise down the highway in fifth and not over rev the engine. any flatheadders here know of a good transmission that would give me the power from stoplight to stoplight yet would also give me the option to cruise at a buck down the highway?
     
  2. Retrorod
    Joined: Jan 25, 2006
    Posts: 2,034

    Retrorod
    Member

    We are in the middle of putting a T-5 behind our flathead in place of the old 3-speed. It has a nice 3.63 low gear, fourth is direct (1:1) and fifth gear is a .73 overdrive which will be nice on the freeway. This car is a driver and needs a little longer legs anyway. I looked into 3+overdrives (stock Ford stuff) and all I could come up with was junk. The T-5 appears to be the best deal for the money.
     
  3. wagoon
    Joined: Sep 6, 2006
    Posts: 237

    wagoon
    Member

    my buddy was telling me about an s-10 5 speed because its got the closest position to a 39 ford 3 speed, ive been trying to find one myself.
     
  4. flattop49
    Joined: Sep 4, 2006
    Posts: 23

    flattop49
    Member

    you know something you are not the first person to have said that. at one of the cruises i went to in NH, i spoke to a guy who also told me that a late eighties early nineties two wheel drive s-10 five speed ****** was a good setup. i found that hard to believe up until now that more than one person has told me that.
     
  5. Flat Ernie
    Joined: Jun 5, 2002
    Posts: 8,406

    Flat Ernie
    Tech Editor

    The S10 is THE most popular swap onto the flathead - several companies offer kits to bolt it right up. Been popular for over 10 years - at least.
     
  6. moefuzz
    Joined: Jul 16, 2005
    Posts: 4,951

    moefuzz
    Member

    I'm using a mustang T5 for it's superior torque and gear ratios with the tailshaft from an s-10 which relocates the mustangs/shifter about 10-12 inchs forward.


    Mustang t5 left and s-10 on the right...
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