2003 2009 Dodge Ram Diesel Fan Clutch Misdiagnosis New oem dcec cummins fan engine for engine parts 6bt 4b3.9 6a3.4 6b5.9 4931785 all the warrentee are limited in parts only, engine rotation is very danger, to be safe when the engine running all the people must keep distance at least 10 feet away from engine rotation radius, any time the shut down valve must be active, keep your engine can be stop any time.