Cat® C4.4 Diesel Engine

Back to Home

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.

Request a quote
Maximum Power 111.3HP
Par máximo 308lb-ft @ 1400 rpm
Minimum Power 72.4HP
Velocidad nominal 2200-2400 rpm
Emisiones UN ECE R96 Stage IIIA
Altura 30.5in
Longitud 26.1in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 674.6lb
Ancho 23.7in
Aftertreatment -
Aspiración Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Bore 4.1in
Combustion System Direct Injection
Relación de compresión 18.2:1
Desplazamiento 269in³
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Rotación desde el extremo del volante En sentido contrario a las agujas del reloj
Golpe 5in

Equipo estándar:

  • Sistema de entrada de aire
    • Inlet manifold with choice of inlets.
  • Sistema de control
    • Alternador
    • Starter motor
    • Panel de control
    • Glow plug starting aid
  • Sistema de refrigeración
    • Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
    • 50:50 water glycol mix
  • Volantes de inercia y carcasas de los volantes de inercia
    • SAE No. 3 flywheel housing
    • Flywheel and starter rings
  • Sistema de combustible
    • Fuel filter positions
  • Sistema de lubricación
    • Lubricating oil filters and breathers
    • Oil filter positions
    • Lube oil sump
  • Despegue de la energía
    • 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

Equipo opcional: