Cat® C4.4 Diesel Engine

Cat® C4.4 Diesel Engine

Cat® C4.4 Diesel Engine

The Cat® C4.4 Naturally Aspirated (NA) Industrial Diesel Engine is offered in ratings ranging from 54-56 bkW (72.4-75 bhp) @ 2200 rpm. These ratings meet EU Stage IIIA equivalent emission standards. Turbocharged (T) and Turbocharged Aftercooled (TA) Ratings are also available, ranging from 55.5-83 bkW (74.4-111.3 bhp) @ 2200-2400 rpm. These ratings meet U.S. 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.

Power Rating
Maximum Power
111.3HP
Maximum Torque
308lb-ft @ 1400 rpm
Rated Speed
2200-2400 rpm
Minimum Power
72.4HP
Emission Standards
Emissions
UN ECE R96 Stage IIIA
Engine Dimensions - Approximate
Length
26.1in
Width
23.7in
Height
30.5in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
674.6lb
General
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
4.1in
Stroke
5in
Displacement
269in³
Compression Ratio
18.2:1
Aspiration
Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-

Standard Equipment:

Air Inlet System
  • Inlet manifold with choice of inlets.
 
Control System
  • Alternator
  • Starter motor
  • Control Panel
  • Glow plug starting aid
 
Cooling System
  • Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
  • 50:50 water glycol mix
 
Flywheels And Flywheel Housing
  • SAE No. 3 flywheel housing
  • Flywheel and starter rings
 
Fuel System
  • Fuel filter positions
 
Lube System
  • Lubricating oil filters and breathers
  • Oil filter positions
  • Lube oil sump
 
Power Take Off
  • SAE B Power Take Off (PTO)
 
General
  • Timing case and gear-driven auxiliaries
  • Belt-driven auxiliaries
  • Engine mountings
  • Gauges
  • Displays
  • Power and torque curve tailoring
  • Paint: Caterpillar yellow, with optional colors available at request
 

Optional Equipment:

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