The John Deere R116516 is an authentic OEM engine cylinder head gasket designed to provide a critical seal between the cylinder head and engine block. This genuine part ensures optimal engine performance and prevents leaks, maintaining proper compression and fluid containment. Manufactured to John Deere's rigorous specifications, it offers durability and a precise fit for compatible John Deere agricultural and industrial machinery, including specific tractor and combine models. Using an original John Deere gasket helps ensure the longevity and reliability of your engine.