The McCormick 6506791M91 is a genuine OEM temperature sensor designed for precise monitoring in agricultural equipment. This essential component ensures accurate temperature readings, crucial for optimal engine performance and system diagnostics. It is compatible with a range of McCormick and Massey Ferguson tractors, including models such as the MF 3630, MF 3640, and MF 3650, among others. Manufactured to OEM specifications, it guarantees reliable operation and direct fitment.