The DEUTZ-FAHR 4149851 is an original equipment manufacturer (OEM) valve guide designed for DEUTZ-FAHR engines. This essential engine component ensures precise valve stem alignment and proper sealing within the cylinder head, which is crucial for maintaining optimal engine compression and performance. It features a length of 75 mm, an outer diameter of 15 mm, and an inner diameter of 8 mm. This valve guide is compatible with a wide range of DEUTZ-FAHR agricultural machinery, including numerous Agrotron series tractors and C-series combines, contributing to the longevity and efficient operation of the engine.