A real, working engine built from Legos.
According to the guy who built it, this is a:
Real working (electronic) V8 engine made from Lego Technic. This is not a Lego set, but I completely designed and build it myself. There is about 300 hours of work in this model.
Make sure to check out the following instructions and photo galleries:
– Building Instructions With Photo Gallery
– Lego Engine Parts List