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Overdrive Pics

Discussion in 'Early CJ5 and CJ6 Tech' started by IowaGadget, Mar 29, 2014.

  1. IowaGadget

    IowaGadget New Member

    I have a '69 with stnd 3 speed tranny and single stick transfer. I'm going to install an overdrive and was wonder if anyone had some pictures of where they cut the floor board for the overdrive arm?

    Thanks in advance
     
  2. jwmckenzie

    jwmckenzie Sponsor

    Last edited: Mar 29, 2014
  3. IowaGadget

    IowaGadget New Member

    Thanks for the reference - I didn't see a pic with the exact combination I have on my CJ5. Going to buy my OD from Herm - guessing he has a reference pic too.
     
  4. ziv

    ziv Member

    You dont have to cut the floor, for that.
     
  5. oddfirejeeper

    oddfirejeeper Active Member

    only need to cut for shifter?
     
  6. jpc

    jpc Sponsor

    Here is the main floor pan for my 70 CJ5.
    the large rectangle cut out is for the transmission.
    The small notch on the right is for the OD shifter.
    The second picture is a close up of the hole cut in the transmission cover pan for the OD shifter.
    The 69 pans may be different. Where you cut will depend on where the shifter is mounted.
    The third picture shows the original mounting bracket on the right.

    [​IMG]

    [​IMG]

    [​IMG]
     
    Last edited: Mar 29, 2014
  7. nickmil

    nickmil In mothballs.

    Actually, the "notch" or small cutout that comes off the transmission opening is for the twin shifters for the twin shifted 18 transfer case. The hole in the side of the large cover is to access the grease fitting for the shifters pivot shaft and to be able to remove said pivot shaft lock bolt and shaft. This normally has a small oblong cover held in place with two bolts. On single shift 18 transfer cases the "notch" is covered by the transmission shifter floor cover and the shifter comes through by the firewall at the hole in the top right if the main floor cover. The twin shifter "notch" does make a nice and convenient place to route an overdrive shifter though.


    Sent from my iPhone
     
  8. jpc

    jpc Sponsor

    in my 1970 CJ5 the twin sticks did not fit in the hole as you describe with out making it longer to the passenger side by an inch or two.
    I had to cut it to get it in.

    [​IMG]
     
    Last edited: Mar 30, 2014
  9. 68BuickV6

    68BuickV6 Well-Known Member

    I had a similar issue. The PO messed up the alignment of the tub on my Jeep and decided to cut an inch or so over to hack everything back on.
     
  10. nickmil

    nickmil In mothballs.

    Sigh. The "notch" is a vestige of the earlier CJ's with twin stick shifters, 4 cylinder engines, and shorter (T-90) transmissions. With the advent of the V-6, T-86 and T-14 transmissions the drivetrains shifted around and so when converting to a twin stick transfer case the shifters frequently would not align with the notch originally set up for a different drivetrain combination. Being as the Warn overdrive was not a factory offering from the early years there would not be a specific hole for the overdrive shifter. Capice?


    Sent from my iPhone
     
  11. nickmil

    nickmil In mothballs.

    You did a conversion with a longer transmission and different engine than what the floor plate was originally designed for. Not surprising you had to make modifications.
    Look how uncentered your transmission shifter is in the floor plate also.

    Sent from my iPhone
     
    Last edited: Mar 30, 2014
  12. John Schiefer

    John Schiefer Fltfndr

    Hey Iowa Gadget,

    I was having similar problems with an OD in my CJ2A, V-6, T-14, 2 stick T/C. The original O. D. shifter with the T-90 waslocated next to the T/C levers. When I ordered The new shift lever kit from Herm, it was supposed to go forward of the T/C shift levers. This was supposedly due to the different dimensions of the T-14.

    When I first installed the O.D with the T-14 I used the shift rod from the T-90 which placed the shift lever behind the T/C levers, it worked fine, just had to make another hole. When I saw that I had to make another hole forward to place in the stock position, I went back to my T-90 shift rod and it works fine.

    Bottom line is you need to know what transmission you have and what transmission your O.D. is designed for.

    Where in IA are you?

    Fltfndr
    Clive IA
    515-225-0997
     
  13. Danefraz

    Danefraz Well-Known Member 2023 Sponsor 2022 Sponsor

    Also, reading yours, I realized - my setup needs a new shift rod fabricated from the OD to the shift lever ... and I'll have that done may be this weekend... it has bends in all the wrong places now for my twin stick conversion. So, if yours was setup for a single and you've gone double, then that's yet another change...