AND THE ANSWER IS?
http://www.youtube.com/watch?v=JS0wSElkoZg
An old bit of you tube footage with a piston, with a 355 soundtrack....
I have far too much time on my hands, off to do something more interesting now I have proved that one.
Does it really matter? The minute Frank launches the new beasty it will be pounced upon and ripped apart by this forum anyway.