Cat® C4.4 Diesel Engine

Cat® C4.4 Diesel Engine

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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 ...
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Power Rating

Minimum Power
72.4BHP
Maximum Power
111.3BHP
Rated Speed
2200-2400 rpm

Emission Standards

Emissions
EU Stage IIIA Equivalent (NA). U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent (T, TA)

General

Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
105 mm (4.13 in)
Stroke
127 mm (5.0 in)
Displacement
4.4 L (269 in³)
Aspiration
Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Compression Ratio
16.2:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Lube System - Refill
11 L (11.6 qt)

Engine Dimensions - Approximate

Length
663 mm (26.1 in)
Height
775-810 mm (30.5-31.9 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
291-306 kg (640-674.6 lb)
Width
470-620 mm (18.5-24.4 in)

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

Package Size

Ideal for equipment with narrow engine compartments. Multiple installation options minimize total package size.

World-class Product Support Offered Through Global Cat Dealer Network

  • 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

Standard Equipment: