The McCormick 3311936M1 is a genuine OEM cylinder head gasket designed to provide a critical seal between the cylinder head and the engine block in McCormick agricultural machinery. This essential component prevents combustion gases, coolant, and oil from leaking, ensuring optimal engine performance and longevity. It is compatible with a wide range of McCormick tractor series, including CX, C, T, V, F, MC, MTX, X-series, XTX, ZTX, T-MAX, V-MAX, G-MAX, X4M, X5M, X6M, X7M, and X8M models, specifically designed for Perkins 1004.4, 1004.40, 1004.40T, 1004.40TA, 1004.40TW, 1004.42, and 1004.4T engines. Using an authentic McCormick gasket ensures precise fitment and reliable sealing for demanding agricultural applications.