<font face=\"Verdana, Arial\" size=\"2\">...entirely different standalone ECU from a different company without using the stock system at all?</font>
Ron, just to make sure you're clear, alternate ECUs are allowed if they fit in the stock unmodifed housing using the stock unmodifed wiring harness.

Of course, that restriction does not stop some folks from using high-tech aftermarket systems, such as MoTec, but that's another story... GA