Gary - gotcha... Is the device you're looking for an "02 simulator"? Makes sense that it works with one.. One may be actual air/fuel and the other some sort of catalyst sensor.
Anyway - progress on mine over on
http://2rzturbo.net:
Added the boost insurance, ARPs and MLS. I'm a little disappointed that the front ARPs obviously were not make for the 2rz/3rz (the version from LC Engineering) - they don't fit all the way down in the block threads, they're slightly too short:
Turbo mock up, although I'm leaning toward a bigger turbo:
Using 440cc/min Supra turbo injectors, they drop in:
