The Mack 4103-5000694271 Cylinder Head Gasket (also listed as 5000694271) is a replacement gasket designed for Mack Trucks engines. It seals the cylinder head to the engine block to prevent coolant and combustion leaks and to maintain proper compression within the combustion chamber. The part numbers 4103-5000694271 and 5000694271 identify this gasket for compatible Mack applications.
