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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 Specs
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General

Bore
105 mm (4.13 in)
Stroke
127 mm (5.00 in)
Displacement
4.4 L (268.5 in³)
Combustion System
Direct Injection
Compression Ratio
16.5:1
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)
Aspiration
Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage V

Power Rating

Minimum Power
109 BHP
Maximum Power
200 BHP
Rated Speed
2200 rpm

Engine Dimensions - Approximate

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)
Width
741.6-772.4 mm (29.1-30.4 in)
Length
845.1 mm (33.3 in)