Brian,
I have an '83 T-5 from a Z-28 in my car and it came with a hydraulic clutch. I ended up using a 230 Bellhousing (230-292 all the same)and it worked with the stock 10 1/2" flwheel. I used a new center force clutch. If anyone needs a '83 bellhousing, clutch, and disc, I one available.
RapRap
1940 ChoppedChevyCoupe