might want to use a toyota transmission.
people that swap out to tdi likely not selling....but i can see someone being intimidated and not using a kit .... worth the ask i wager...
2wd or 4wd application?
2wd...
i would consider a toyota transmission. w56 kits often can reuse stock starters. at the right place u pull yard you can source all of the shaft parts parts and starter under 200 bux.
the 56 and 58 and r series like 154 used to be easy to get cheap but its area dependant now.
there used to be a kit that reused the stock ford starter but i have not seen that in years anywhere.
this style kit for an older 2wd would be something i would do.
with a 4wd and say you were looking to convert also to a straight axle....i would still use the toy powertrain to allow for the marlin crawler stuff and run a gm 10 bolt/d44 or dodge old school 44.
but if you have a 2.8 v6 trans and are happy with your current 4x4 configuration, then going to the normal tdi kit is the deal.
if you have a 4 cylinder 4x4 then you need to get a different bell or maybe go custom....not alot of lima options for tdi.
This adapter plate kit allows you to replace your Ford 2.8, 2.9, and 4.0L V6 "Cologne" engine with any 4 cylinder Volkswagen/Audi engine. The most commonly used engine is the VW TDI (ALH, BEW, BHW, CJAA). All VW/Audi 4 cylinder engines have the same bellhousing bolt pattern and crank hub. This...
tdconversions.com
this 2 in thick setup seems ideal to get clearance and leave the trans right where it is.