http://www.sr20-forum.com/tuning/76284-alternative-cas.html
Aside from testing, which should be in the next few months, this is the best option I have found. It has all the detail you are looking for. The pin out, connector are the same and the SR wheels swap over.
Aside from testing, which should be in the next few months, this is the best option I have found. It has all the detail you are looking for. The pin out, connector are the same and the SR wheels swap over.