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Cat® C4.4 Diesel Engine

Overview

Cat® C4.4 Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of common rail fuel systems and advanced control systems to deliver maximum uptime in the harshest environment. They have proven they can handle the toughest applications and deliver superior performance that exceeds the expectations of the most demanding users. 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.

Cat® C4.4 Diesel Engine - Specifications

Power Rating
Minimum Power
88.4 BHP
65.9 bkW
Maximum Power
173.5 BHP
129.4 bkW
Rated Speed
2200 rpm
Emission Standards
Emissions
U.S. EPA Tier 4 Final, EU Stage IV
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)
Engine Dimensions - Approximate
Width
741.6-772.4 mm (29.1-30.4 in)
Length
845.1 mm (33.3 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
400-420 kg (881.8-926 lb)
Height
848.2-867.6 mm (33.4-34.1 in)
Aftertreatment Dimensions - Approximate
Length
647-828 mm (25.5-32.6 in)
Weight
34-80 kg (75-17;6.4 lb)
Diameter
224.9-270.3 mm (9.6-10.6 in)
Height
279-430 mm (11-16.9 in)
Width
365-695 mm (14.3-27.4 in)