Caterpillar C4.4 industrial diesel engine

Engine Type:4 – Cylinder; In – line; 4 – Cycle
Displacement:4.4 l
Aspiration:Turbocharged and Aftercooled (TA)
Bore: 105 mm
Stroke: 127 mm
Combustion System: Direct Injection
Compression Ratio: 16.5:1
Rotation (Viewed from Flywheel): Counterclockwise
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Caterpillar C4.4 industrial diesel engine application scenarios

The Cat C4.4 industrial diesel engine offers power ratings ranging from 82-150 bkW (109-200 bhp) at 2200 rpm and meets U.S. EPA Tier 4 Final, EU Stage V emission standards. Industries and applications powered by the C4.4 engine include agriculture, aerial lifts, aircraft ground support, drillers/borers, crushers/grinders, compactors/rollers, compressors, construction, cranes, rock crushers, feller bunchers, forestry, forklifts, general industry, harvesters, hydraulic power units, irrigation equipment, loaders/forwarders, material handling, mining, mobile earthmoving equipment, mobile sweepers, paving equipment, pumps, skidders, specialized agricultural equipment, sprayers, trenchers, turf and landscaping, and underground mining.

Engine ModelpowerMaximum torque
C4.4 106 kW106 kW825 Nm @ 1400 rpm
C4.4 83 kW83 kW418 Nm @ 1400 rpm
C4.4 150 kW150 kW558 Nm @ 1400 rpm
C4.4 China NR4129.4 kW750 Nm @ 1400 rpm