[bigredFister]

This is something I had tossed around doing as it seemed to just make sense, but I never spent the time or energy to research it. Anyway, the article mentions Navistar and a 170hp engine. Could the engine used for this possibly be a continued development of the original 6.9 in our trucks?

A Hybrid That Has No Batteries - Column/Dave VanderWerp/C/D Staff/Columns/Features/Car and Driver - Car And Driver