Product Overview
3631617 3631618 3640566 3640567 Exhaust Manifold. Product type: Exhaust Manifold. Part number(s): 3631617, 3631618, 3640566, 3640567. Engine/model: QSK38. Application notes: exhaust manifold for Cummins QSK38 engine applications. Please verify final fitment by part number, engine serial number, and application before publishing or ordering.













