Last year's race car...
An S1 with N/A Honda weight was about 725kgs - great car light and with 225hp was so much fun!
LOTRDC Elise Trophy. Silverstone 2007 Photo Gallery/LOT-HDR-JQ3Q0417-01
This might be of interest

An Audi 1.8 built with a turbo and IC - currently getting a bigger turbo but did produce 500hp on a smaller turbo!
This is not actually my car but is very similar to my current car a S2 Elise which used to be powered by a K serise but then had the K20a and a SC. With the IC it produces 350hp on 9psi on standard internals.

The IC is under the SC like this
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