Instead of burning fuel outside a flat face, this piston burns fuel inside a recessed cavity making it more fuel-efficient overall. Learn more about the BMW redesigned engine and piston on Discovery...
(more info)
Instead of burning fuel outside a flat face, this piston burns fuel inside a recessed cavity making it more fuel-efficient overall. Learn more about the BMW redesigned engine and piston on Discovery Channel's "Some Assembly Required."
most watched: car engine type videos
recently added: car engine type videos