The DEUTZ-FAHR 4231978 Valve Guide is a genuine OEM component designed for DEUTZ-FAHR F912 and F913 series engines. This precision-engineered valve guide ensures proper alignment and smooth movement of engine valves, contributing to efficient combustion and extended engine life. With an outer diameter of 15 mm, an inner diameter of 8 mm, and a length of 60 mm, this durable part maintains critical tolerances for reliable engine performance. It is a direct replacement for worn or damaged valve guides, crucial for maintaining engine compression and reducing oil consumption.