It's a little hard to tell in the first two photos, but when viewed from above, the end of the tape measure was lined up with the edge of the compressor cover. The cover is 9" across at that point.
Warpspeed,
Forgive my ignorance, I have never seen a screw blower in the flesh.
Could a decompression port/valve be integrated to reduce power consumption during cruise? Or does the layout preclude this...
Bellhousing, flywheel, clutch etc are all shown here.
I got them all from Dellow in Australia, but would not recommend their flywheel, as it was badly made. They are alot more options around, have a look at what other guys have been doing recently.
A friend of mine got an Innovate LC1 (with sensor) delivered in Perth for about $270. This was about $200 less than I paid for my techedge IIRC.
http://www.innovatemotorsports.com/products/lc1.php
They look like pretty good value.
I use a 2CO with my Autronic SM4 and it seems to work fine.
KDog, is the signal modification you refer to remapping the output to give 0-5V from 10-30:1 AFR?
Your '96 probably has thin con rods, look here for more details:
http://lextreme.com/forums/showthread.php?t=5065&page=3
You may want to address this before supercharging.