Cat® C4.4 Diesel Engine

Cat® C4.4 Diesel Engine

Power Rating

Minimum Power
109HP
Maximum Power
200HP
Rated Speed
2200 rpm
Maximum Torque
609lb-ft @ 1400 rpm

Emission Standards

Emissions
U.S. EPA & CARB Tier 4 Final, EU Stage V

General

Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
105 mm (4.13 in)
Stroke
127 mm (5.00 in)
Displacement
4.4 L (268.5 in³)
Aspiration
Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Cooling System - Capacity
10.8 L (11.4 qt)
Lube System - Refill
5.2-13.5 L (5.5-14.27 qt)
Bore
4.1in
Stroke
5in
Displacement
268.5in³
Aftertreatment
DOC+DPF+SCR

Engine Dimensions - Approximate

Height
848.2-867.6 mm (33.4-34.1 in)
Length
845.1 mm (33.3 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
400-420 kg (881.8-926 lb)
Width
741.6-772.4 mm (29.1-30.4 in)
Width
29.6in
Length
32.4in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
1180lb
Height
35.3in

Aftertreatment Dimensions - Approximate

Height
390-453 mm (15.3-17.8 in)
Length
610-675 mm (24.0-26.5 in)
Weight
45-65 kg (99-143.3 lb)
Width
478-623 mm (18.8-24.5 in)

Aftertreatment Dimensions

Height
17.8in
Weight
143.3lb
Length
26.5in
Width
24.5in

Standard Equipment

  • Air Inlet System
    • Standard air cleaners
  • Control System
    • Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
    • Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines
  • 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
    • Fitted with SAE3 configuration as standard
  • Fuel System
    • Electronic high pressure common rail
    • Innovative filter design to ensure maximum protection of the engine
  • Lube System
    • Wide choice of sumps for different applications
  • Power Take Off
    • SAE A and SAE B flanges on left-hand side. Additional SAE A flange available on left-hand side. Engine power can also be taken from the front of the engine on some applications. Factory fitted compressors are also available.
  • General
    • Available with or without a balancer
    • Paint: Caterpillar yellow, with optional colors available at request
  • U.s. Epa Tier 4 Final, Eu Stage V Aftertreatment/ Clean Emissions Control Equipment
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • Selective Catalytic Reduction (SCR)
    • 3" flex pipe connection with straight, 45°, and 90° options for flexibility