The McCormick 6625534A1 is a genuine OEM cylinder head gasket designed for McCormick MC series agricultural tractors. This critical engine component provides a tight seal between the cylinder head and engine block, preventing leaks of combustion gases, coolant, and oil. Essential for maintaining engine compression and overall performance, this gasket ensures proper sealing and durability for models including MC80, MC90, MC95, MC100, MC105, MC115, MC120, MC130, and MC135.