I've had 2 Cruisers with SBC and the OEM 4-speed. Personally I would not use the OEM trans if I were to ever do it again. I'd use something with an overdrive. Personally it would be an auto. Just my .02.
Both mine used the AA stuff.
Speski OffRoad LTD, Cargo Solutions for Toyota 4x4's http://www.SpeskiOffRoad.com
"80 series, with a fridge"
1976 FJ40, Project with little progress.
2004 Starcraft 10RT