The Massey Ferguson 4131A021KR is a genuine OEM water pump designed for a wide range of Perkins engines, including the 1004, 1006, 1104C, and 1106 series. This critical component ensures efficient coolant circulation, preventing engine overheating and maintaining optimal operating temperatures. Manufactured to AGCO's rigorous standards, it provides reliable performance and direct fitment for various Massey Ferguson tractors and other machinery equipped with compatible Perkins power units. This water pump is a direct replacement for multiple earlier Perkins and Massey Ferguson part numbers, guaranteeing compatibility and durability for demanding agricultural and industrial applications.