A500 rebuild. Removing lockup?

I'm currently tearing into the $200 A500 I got
it's from a 92 2wd Dakota.

So I've done the non-lockup mod before with the A999 I have now
I'm planning on doing the same with the A500 now. The main reason is torque converter selections are junk for LU 26 splines.
The highest stall I found is 2500 which may be enough but at nearly $500! While a non-lockup 2500 stall is over $100 cheaper.
Sure the extra 200-300 rpm reduction is nice but not critical.
My current setup is: 91' 360 roller LA [9.7 compression] with future stroker aspirations. An A999 with a deluxe rebuild kit (red eagle & kolenes) with lockup removed, Turbo-action's cheetah valve body and a Hughes Torque converter (2000 stall).
Style 95/5 (95% daily driving, freeway, cruising - 5% track)
I do currently have 3.21 rear gears but I plan on going up to 3.73 range.
I've seen Trailbeast's snazzy setup where uses toggle switches for O/D and LU.
So the question I have is: At what point is a stall too high for an OD transmission?
All I've ever dealt with is 3 speeds but I have never rebuilt an OD before. But so far from what I've seen the A999 and A500 there's about an 80% similarity between the two.

As you can see here, definitely needs a rebuild. But it is from a 250,000 mile work truck.
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I do hope someday I get my own shop. The wife is starting to get a little territorial about "her side of the garage"
And yes that is another transmission on the shelf under the window. A 904 I used for my A999 non-lockup conversion.
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