CT27:

T04E 46 trim compressor wheel
ATS cnc machine ported exhaust housing

Typical dyno tests show 300hp at 15 psi

My 93T makes 265 wheel hp at 17 psi.

With a CT27+ rom kit.

With a 50/50 mix of race gas and 20 psi I made 291whp.

More info and dynos here:
http://atsracing.net/ct27.htm

Aaron