My god that looks complicated, but ingenious. Must have been a nightmare designing and building that thing, can you imagine trying to change the spark plugs in a service!!!
What size of engine is this thing anyway, in terms of displacement and actual physical size, i mean, i doubt it would fit under the bonnet of my polo!
Talking of novel engines, and no-one mention W4NKEL

, anyone seen these VCR (variable compression) engines.
http://www.fs.isy.liu.se/Lab/SVC/index.html