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D7D
Volvo

The Volvo D7D is a robust and efficient 6-cylinder, in-line, 4-stroke diesel engine renowned for its exceptional durability, reliable power, and superior fuel economy . With a substantial 7.1-liter (7,146 cc) displacement and featuring turbocharged and intercooled aspiration, this water-cooled engine is engineered to deliver consistent performance in the most demanding construction and industrial environments . Its proven technology and robust construction make it a trusted power source for a wide range of heavy machinery .
For a quick overview, here are the core specifications of the D7D engine:
The Volvo D7D engine is built to be the powerhouse behind a range of heavy-duty equipment :
Excavators: It is a key power source for models like the Volvo EC210B, EC240B, and EC290B .
Wheel Loaders: This engine also powers Volvo L90E, L110E, and L120E wheel loaders .
Industrial and Power Equipment: Its reliable design makes it suitable for various other industrial applications and power equipment using Volvo 7L diesel engines .
Advanced Fuel System: The engine utilizes an Electronic Unit Injector (EUI) system, ensuring precise fuel delivery for optimal combustion and power . The proven unit pump design in some variants contributes to stable performance and high reliability .
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 .
Robust Engine Design for Longevity: Built for maximum durability with high-strength materials, the D7D engine is designed to withstand the rigors of heavy-duty use, ensuring a long service life and reliability in tough conditions .
High Torque at Low RPM: The engine is designed to deliver strong torque at low engine speeds, providing excellent responsiveness and pulling power for demanding tasks like digging and loading .
Operational Comfort: Engineered for quiet and smooth operation with low vibration, the D7D enhances the working environment . Its compact design also facilitates easier maintenance and service access .

The Volvo D7D is a robust and efficient 6-cylinder, in-line, 4-stroke diesel engine renowned for its exceptional durability, reliable power, and superior fuel economy . With a substantial 7.1-liter (7,146 cc) displacement and featuring turbocharged and intercooled aspiration, this water-cooled engine is engineered to deliver consistent performance in the most demanding construction and industrial environments . Its proven technology and robust construction make it a trusted power source for a wide range of heavy machinery .
For a quick overview, here are the core specifications of the D7D engine:
The Volvo D7D engine is built to be the powerhouse behind a range of heavy-duty equipment :
Excavators: It is a key power source for models like the Volvo EC210B, EC240B, and EC290B .
Wheel Loaders: This engine also powers Volvo L90E, L110E, and L120E wheel loaders .
Industrial and Power Equipment: Its reliable design makes it suitable for various other industrial applications and power equipment using Volvo 7L diesel engines .
Advanced Fuel System: The engine utilizes an Electronic Unit Injector (EUI) system, ensuring precise fuel delivery for optimal combustion and power . The proven unit pump design in some variants contributes to stable performance and high reliability .
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 .
Robust Engine Design for Longevity: Built for maximum durability with high-strength materials, the D7D engine is designed to withstand the rigors of heavy-duty use, ensuring a long service life and reliability in tough conditions .
High Torque at Low RPM: The engine is designed to deliver strong torque at low engine speeds, providing excellent responsiveness and pulling power for demanding tasks like digging and loading .
Operational Comfort: Engineered for quiet and smooth operation with low vibration, the D7D enhances the working environment . Its compact design also facilitates easier maintenance and service access .
