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Industrial Diesel Engines

Cat ® C4.4 Diesel Engine

Maximum Power

111.3 HP

Maximum Torque

308 lb-ft @ 1400 rpm

Emissions

93.0 hp

UN ECE R96 Stage IIIA

THIS IS MY SELECT

backhoe loader

Cat ® C4.4 Diesel Engine

Maximum Power

111.3 HP

Maximum Torque

308 lb-ft @ 1400 rpm

Emissions

93.0 hp

UN ECE R96 Stage IIIA

Specifications

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.

      • Maximum Power

        111.3 HP

        83 kW

        Maximum Torque

        308 lb-ft @ 1400 rpm

        418 Nm @ 1400 rpm

        Rated Speed

        93.0 in

        93.0 mm

        2200-2400 rpm

        Minimum Power

        72.4 HP

        54 kW

      • Emissions

        93.0 in

        93.0 mm

        UN ECE R96 Stage IIIA

      • Engine Configuration

        93.0 in

        93.0 mm

        Inline 4, 4-Stroke-Cycle Diesel

        Bore

        4.1 in

        105 mm

        Stroke

        5 in

        127 mm

        Displacement

        269 in³

        4.4 l

        Compression Ratio

        93.0 in

        93.0 mm

        18.2:1

        Aspiration

        93.0 in

        93.0 mm

        Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)

        Combustion System

        93.0 in

        93.0 mm

        Direct Injection

        Rotation from Flywheel End

        93.0 in

        93.0 mm

        Counterclockwise

        Aftertreatment

        93.0 in

        93.0 mm

        -

      • Length

        26.1 in

        663 mm

        Width

        23.7 in

        602 mm

        Height

        30.5 in

        775 mm

        Weight - Net Dry - Basic Operating Engine Without Optional Attachments

        674.6 lb

        306 kg

      • Air Inlet System

      • 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

      • Lube System

        • Lubricating oil filters and breathers

        • Oil filter positions

        • Lube oil sump

      • Power Take Off

      • 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

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