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C4.4 LRC Diesel Engines - Lesser Regulated & Non-Regulated

Cat?� C4.4 Diesel Engine

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Overview

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.

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 SOS^SM 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

Power Rating

Minimum Power: 72.4bhp
Maximum Power: 111.3bhp
Rated Speed: 2200-2400 rpm
Minimum Power: 72.4HP
Maximum Power: 111.3HP
Rated Speed: 2200-2400 rpm
Maximum Torque: 308lb-ft @ 1400 rpm
Maximum Power: 111.3hp
Maximum Torque: 308lb-ft @ 1400 rpm
Rated Speed: 2200-2400 rpm
Minimum Power: 72.4hp

Emission Standards

Emissions: EU Stage IIIA Equivalent (NA). U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent (T, TA)
Emissions: UN ECE R96 Stage IIIA
Emissions: UN ECE R96 Stage IIIA

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 Configuration: Inline 4, 4-Stroke-Cycle Diesel
Bore: 105 mm (4.13 in)
Stroke: 127 mm (5.0 in)
Aspiration: Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Displacement: 4.4 L (269 in³)
Compression Ratio: 18.2:1
Combustion System: Direct Injection
Rotation from Flywheel End: Counterclockwise
Lube System - Refill: 11 L (11.6 qt)
Bore: 4.1in
Stroke: 5in
Displacement: 269in³
Aftertreatment: -
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: -

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length: 663 mm (26.1 in)
Width: 470-620 mm (18.5-24.4 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)

Engine Dimensions - Approximate

Height: 775-810 mm (30.5-31.9 in)
Length: 663 mm (26.1 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)
Height: 30.5in
Width: 23.7in
Length: 26.1in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments: 674.6lb
Length: 26.1in
Width: 23.7in
Height: 30.5in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments: 674.6lb

Standard/Optional Features

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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