Prototype kit was finished and installed. 55HP was added to a stock
ATX Cougar which was tested on a Vericom (Gtech like unit). The compressor map is here:
Compressor Map on Page 2 Even though the kit wasn't verified on a dyno (should have been) a back to back comparison changing from stock to the supercharger, if done right, will be fairly accurate. Just wait until June 16th when all the group buy kits are shipped. Hard numbers will be posted. The kit looks like it has lots of potential if installed and tuned correctly.
Here is a good writeup on the Vericom unit I found while looking into how accurate it was:
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