The Massey Ferguson 3536251M91 is a genuine OEM valve guide designed for a wide range of Massey Ferguson agricultural tractors. This critical engine component ensures proper alignment and smooth operation of the engine valves, contributing to optimal engine performance and longevity. Manufactured to precise specifications, it features an outer diameter of 15.875 mm, an inner diameter of 8.73 mm, and a length of 60.325 mm. This durable valve guide is a direct replacement for original parts in numerous MF 100, 200, 500, 600, 1000, 2000, 3000, 4000, 5000, 6000, 7000, and 8000 series tractors.