C4.4
The Cat® C4.4 Industrial Diesel Engine is offered in ratings ranging from 61.5-106 bkW (74.5-100 bhp) @ 2200 rpm. These ratings meet EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Industries and applications powered by C4.4 engines include: Agriculture, Aerial Lifts, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Harvesters, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers, Turf and Landscaping and Underground Mining Equipment.
Maximum Power
142 HP
Maximum Torque
411.2 lb-ft @ 1400 rpm
Rated Speed
2200 rpm
Specification
Value
Maximum Power
142 HP
Maximum Torque
411.2 lb-ft @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
91.2 HP
Specification
Value
Emissions
China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
Specification
Value
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1 in
Stroke
5 in
Displacement
269 in³
Compression Ratio
16.9:1
Aspiration
Turbocharged (T) or Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-
Specification
Value
Length
24.8 in
Width
24.6 in
Height
37.7 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
794 lb
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
Ideal for equipment with narrow engine compartments. Multiple installation options minimize total package size.
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program