Cylinder head gasket- metal. 141mm inside Cylinder head gasket is New, Aftermarket part part with reference p/n: 9277663, for diesel engine Liebherr D904. In the category to which this product belongs, you can find various gaskets as well as complete sets. There are two types of water pumps on Liebherr D904 engines. The Liebherr concern is one of the leading brands in the construction machinery market.