Keep your Yanmar diesel engine running at peak performance with this premium 12V glow plug. Specifically engineered for Yanmar 3TNM74F, 3TNV70, 3TNV74F, 3TNV76, 3TNV80, 3TNV80F, and 3TNV80FT engine models, this glow plug ensures reliable cold starts and optimal combustion. The robust construction features high-grade materials designed to withstand the demanding conditions of industrial engines. This direct-fit replacement part (119717-77801) delivers consistent heating performance critical for proper engine operation. Regular replacement of glow plugs helps maintain engine efficiency and prevents hard starting issues in cold weather. Each unit undergoes rigorous quality checks to meet strict performance standards. Perfect for fleet maintenance, repair shops, or individual engine owners looking to maintain their Yanmar equipment.