The genuine McCormick 3664400M2 thermostat is a critical component for maintaining optimal engine temperature in a wide range of McCormick agricultural tractors. Engineered to open precisely at 82°C (180°F), this thermostat ensures efficient coolant flow, preventing overheating and promoting engine longevity. It is a direct OEM replacement, compatible with numerous McCormick series including CX, MC, MTX, XTX, T-Max, V, C, F, G-Max, X4, X50, X6, X7, and X8, offering reliable performance and precise temperature regulation for your machinery.