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T18 and floor clerance

Discussion in 'Early CJ5 and CJ6 Tech' started by Norcal69, Apr 11, 2015.

  1. Norcal69

    Norcal69 Out of the box thinker 2024 Sponsor 2023 Sponsor 2022 Sponsor

    I'm exploring my 4 speed options and have narrowed it down to either an SM465 or a T18 with the 6:32 first gear. I know that the Sm465 is huge and requires a fair amount of fabrication in the transmission cover area. For you guys with the T18, how much modification do you have to do to get it to fit? Does anyone have pics of their install? I used the search feature, but couldn't find any t18 install pics.
    Thank you,
    Kyle
     
  2. TRIUMPH73

    TRIUMPH73 Banned

    The factory equipped CJ5's had specially fabricated transmission cover sheet metal. I have two CJ5's that were factory equipped. I can text pictures. Sam (859)749-5860.
     
  3. CJ5Jeeper

    CJ5Jeeper Teacher Jeeper

    Here's the pics of the trans tunnel fabwork I had to do to get a T18 into my '72 which originally came with the 3-speed. The work really isn't all that hard. The top cover of the T18 isn't just wider and longer, but is also taller than the 3-speed. Both transmissions are good, but if you have the choice, the T18 would be easier to adapt in my opinion.


    [​IMG]

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    [​IMG]
     
  4. hudsonhawk

    hudsonhawk Well-Known Member

    This was the T-18 when I put it in mine. I never did build a tunnel cover for it. There is no way the stock cover would work.

    [​IMG]
     
  5. timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Last edited: Apr 11, 2015
  6. Twin2

    Twin2 not him 2024 Sponsor 2023 Sponsor 2022 Sponsor

    here's mine
    [​IMG]
     
  7. Project71-5

    Project71-5 BACON

    Here is my SM465 cover. I did fab a new crossmember in order to keep things tucked up nice and high.[​IMG]
     
    melvinm likes this.
  8. Norcal69

    Norcal69 Out of the box thinker 2024 Sponsor 2023 Sponsor 2022 Sponsor

    It looks to me like the t18 is a little easier fit than the sm465. I was going to go with the 465 but the size is what I don't like. Both will end up about the same total cost to install, just looks like less fab work and more ground clearance with the 18