Tremec TKX

Tremec TKX

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Discussion

Imran999

Original Poster:

363 posts

167 months

Wednesday 6th July 2022
quotequote all
Wondering if anyone has looked into the (relatively) new TKX offering from Tremec?
5 speed box intended as an upgrade/replacement for the T5, but with upgrades to handle 600ftlb and 8000rpm.
Very sightly shorter ratios (1, 2, 3, 4) and a 15% longer 5th.

I can't find any info on whether anyone has made a bell-housing/adapter that will allow use with the AJP8.

https://www.tremec.com/menu.php?m=184






Edited by Imran999 on Wednesday 6th July 20:07

ukkid35

6,341 posts

187 months

Thursday 7th July 2022
quotequote all
Looks great, but not a drop in replacement

As well as needing the right bolt pattern for the bell housing you would probably also need:
  • Different exhaust manifolds to accommodate the wider tail housing
  • Different tail support bracket, possibly needing chassis welding
  • 26 spline friction discs (rather than the 27 spline discs ours use)
  • Longer/shorter propshaft as required
  • Different yoke to match the mainshaft splines

DangerousDerek

8,669 posts

234 months

Thursday 7th July 2022
quotequote all
I think i will be investing in 1 of these over winter.
I see Roadcraft sell all the parts required for a relatively easy conversion.

Jhonno

6,036 posts

155 months

Thursday 7th July 2022
quotequote all
I've been looking in to it a bit, it looks a great option.

Will need an adapter from TKX to T5 bellhousing pattern, using the Ford box should accommodate this as it has a slightly longer input shaft.

New box mount made

Someone to make a 26 spline clutch disc - easy enough I think.

Overall length of the Ford box should work with the standard prop and I believe they have kept the same output spline.

Manifolds are a small concern, but I think they should clear, the boxes overlay very similarly.

Shifter is within 1/2" iirc with the Ford box.