i'm not sure i like the turbocharger idea. The only car i know of that makes lots of topend (which is what a CGT is geared for) is a
bugatti EB110, and i'm not sure how they pulled that off. More horse is nice, but i don't know if it's worthwhile at the cost of repsonsiveness.
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"The car is the closest we will ever come to creating something that is truly alive"
-Sir William Lyons