New Cummins QSB4.5 Engine

Brand-new Cummins QSB4.5 diesel engine – a proven 4.5-liter industrial power unit designed for demanding commercial, construction, agricultural, and marine applications. Known for durability, fuel efficiency, and strong low-end torque, the QSB4.5 is one of the most widely used engines in its class. Cummins QSB4.5 engine

Condition: New
Configuration: 4-cylinder, turbocharged diesel
Displacement: 4.5L

Manufactured by Cummins, this engine platform is engineered for long service intervals, electronic control precision, and compliance with global emission standards (depending on variant).

Technical Specifications

Engine Type: Inline 4-cylinder diesel
Displacement: 4.5 liters
Aspiration: Turbocharged / Aftercooled (variant dependent)
Fuel System: High-pressure common rail
Electronic Control Module (ECM)
Power Output: Typically 110–250 HP (application dependent)
High torque at low RPM

Designed for continuous-duty cycles and harsh operating environments.

Applications

Commonly used in:

Construction equipment (excavators, loaders, rollers)
Agricultural machinery
Marine auxiliary applications
Industrial generators
Material handling equipment

Available in multiple emission configurations (Tier 3, Tier 4 Final, Stage IIIA/IIIB/Stage V depending on region).

Included (Depending on Supply Configuration)

Complete long block or full engine assembly
Turbocharger
Injection system
Intake and exhaust manifolds
Engine wiring harness
ECM (if specified)

Key Advantages

Brand-new factory engine
Heavy-duty industrial durability
Excellent torque curve for demanding loads
Electronic fuel management for efficiency
Global parts availability
Strong resale and service support worldwide

Installation & Support

Professional installation recommended.
Calibration and ECU programming may be required depending on application.
Ensure compatibility with your equipment model and emission standard before ordering.

Cummins QSB4.5 engine