The Fiat FT4690380 is a genuine OEM cylinder head gasket specifically designed for a wide range of Fiat agricultural tractors. This critical engine component ensures a proper seal between the cylinder head and engine block, preventing leaks and maintaining optimal engine compression. It is compatible with numerous Fiat tractor series including 45-66, 50-66, 55-46, 55-56, 55-66, 55-76, 55-88, 55-90, 60-46, 60-56, 60-66, 60-76, 60-88, 60-90, 60-93, 60-94, 65-46, 65-56, 65-66, 65-88, 65-90, 65-93, 65-94, 70-56, 70-66, 70-76, 70-88, 70-90, 72-93, 72-94, 80-66, 80-76, 80-88, 80-90, 82-93, and 82-94 models.