Unique to the Tour technology concept is the placement of the cylinders and the crankshafts.
The Tour design uses two opposing cylinders. Instead of being connected via a common crankshaft, the TourEngine™ has two crankshafts at opposite ends. Instead, the two cylinders, one hot, one cold, directly share the same head, a fundamental deviation from previously proposed split-cycle designs.
For detailed article, read Tour Engine Inc. chosen to display at ARPE-E Innovation Summit 2011
