Water Pump G0100-1307020 Cooling System Engine Parts for Yuchai Yc4g. OEM Original Quality Manufactured according to Yuchai original factory standards, ensuring accurate fitment and reliable cooling performance. Perfect YC4G Compatibility Designed for Yuchai YC4G (4112) diesel engines, providing stable installation and efficient operation. Efficient Cooling Performance Provides continuous coolant circulation to maintain proper engine temperature and prevent overheating. Durable Internal Structure Built with high-quality components to withstand continuous operation, vibration, and harsh working conditions. Excellent Sealing Performance Precision sealing design helps prevent coolant leakage and ensures reliable cooling system operation. High Temperature Resistance Designed to work under high-temperature engine environments with excellent durability and stability. Smooth Operation Design Optimized impeller and bearing structure ensure efficient coolant flow with reduced operating noise. Long Service Life Strong construction reduces maintenance frequency and provides reliable performance for commercial vehicles.