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WP4G95E221
weichai

The Weichai WP4G95E221 is a robust and efficient 4-cylinder, in-line, 4-stroke diesel engine renowned for its exceptional durability, reliable power, and superior fuel economy . With a 4.5-liter displacement and featuring turbocharged and intercooled aspiration, this water-cooled engine is engineered to deliver consistent performance in demanding construction and industrial environments . Its compact design and proven technology make it a trusted power source for a wide range of compact heavy machinery .
For a quick overview, here are the core specifications of the WP4G95E221 engine:
The Weichai WP4G95E221 engine is built to be a dependable power source for various types of compact equipment, including :
Backhoe Loaders: Such as the Changlin WZ30-25, Liugong CLG766A, and 630A models .
Wheel Loaders: Ideal for ZL30 and other compact wheel loaders .
Other Machinery: Also suitable for skid-steer loaders and other small multi-functional machinery .
Efficient Turbocharging and Intercooling: The turbocharged and intercooled system forces more dense, cool air into the cylinders, significantly boosting power output and torque while optimizing combustion for improved fuel efficiency and lower emissions .
Advanced Filtration System: The engine is equipped with Weichai's patented "Type 93" dust collection air filter, which achieves a primary filtration efficiency of up to 93%, significantly extending the filter replacement cycle and reducing engine wear .
Optimized Cooling System: Designed with a hyperboloid fan and a high-flow water pump, this system ensures effective heat dissipation while maintaining low noise levels and low power consumption .
Extended Service Intervals: The engine features an extra-long oil replacement interval of 500 hours, which helps reduce maintenance frequency and overall operating costs .
Wide Environmental Adaptability: Engineered to perform reliably in a broad range of ambient temperatures, from as low as -35°C to 50°C, ensuring operation in various climatic conditions .

The Weichai WP4G95E221 is a robust and efficient 4-cylinder, in-line, 4-stroke diesel engine renowned for its exceptional durability, reliable power, and superior fuel economy . With a 4.5-liter displacement and featuring turbocharged and intercooled aspiration, this water-cooled engine is engineered to deliver consistent performance in demanding construction and industrial environments . Its compact design and proven technology make it a trusted power source for a wide range of compact heavy machinery .
For a quick overview, here are the core specifications of the WP4G95E221 engine:
The Weichai WP4G95E221 engine is built to be a dependable power source for various types of compact equipment, including :
Backhoe Loaders: Such as the Changlin WZ30-25, Liugong CLG766A, and 630A models .
Wheel Loaders: Ideal for ZL30 and other compact wheel loaders .
Other Machinery: Also suitable for skid-steer loaders and other small multi-functional machinery .
Efficient Turbocharging and Intercooling: The turbocharged and intercooled system forces more dense, cool air into the cylinders, significantly boosting power output and torque while optimizing combustion for improved fuel efficiency and lower emissions .
Advanced Filtration System: The engine is equipped with Weichai's patented "Type 93" dust collection air filter, which achieves a primary filtration efficiency of up to 93%, significantly extending the filter replacement cycle and reducing engine wear .
Optimized Cooling System: Designed with a hyperboloid fan and a high-flow water pump, this system ensures effective heat dissipation while maintaining low noise levels and low power consumption .
Extended Service Intervals: The engine features an extra-long oil replacement interval of 500 hours, which helps reduce maintenance frequency and overall operating costs .
Wide Environmental Adaptability: Engineered to perform reliably in a broad range of ambient temperatures, from as low as -35°C to 50°C, ensuring operation in various climatic conditions .
