LINK 3B3817 - Caterpillar

75 Tractors;
3176 Truck EnginesDescription of Change: A new full profile perforated core cylinder head gasket is now available for all 3176 Engines. The new full profile design provides increased head gasket clamping area between the spacer block and the cylinder head sealing surfaces. The new perforated core design increases the bonding capability of the head gasket material.Adaptable To: The new 1010785 Cylinder Head Gasket is a direct replacement for the former 4P2004 Cylinder Head Gasket. The former gasket is canceled. The new cylinder head gasket is in effect with Challenger 75 Tractor engine (43Z446) and 3176 Truck Engine (7LG10927). The new head gasket can be installed on all available spacer blocks.