The McCormick 6513073M92 Radiator Cap is a genuine OEM component designed to maintain optimal cooling system pressure at 0.7 bar (10 psi). This essential radiator cap ensures proper engine temperature regulation and prevents coolant loss. It is compatible with a wide range of Massey Ferguson tractor models, as well as various Landini and Case IH machinery. Cross-references include Massey Ferguson, Landini, and Case IH part numbers 3597370M91, 3597370M92, 6513073M91, and the 880290M9x series.