Caterpillar Inc.

Zhengfei Hu

Ryan Matthew Brown

Md Anwarul Karim

Examples include an exhaust manifold assembly for an internal combustion engine, the exhaust manifold assembly optionally including: an inner housing configured to receive an exhaust gas from a cylinder head of the internal combustion engine; an outer housing receiving at least a portion of the inner housing, wherein the outer housing is configured to receive a coolant flow that passes over the at least the portion of the inner housing; and a plurality of manifold flanges coupled to the outer housing and configured to mount on the cylinder head, wherein at least one of the plurality of manifold flanges has a sleeve portion forming a passage that receives a part of the inner housing therein and receives the coolant flow.

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Wuxi, China

Zhengfei Hu