Cat® C11 Industrial Diesel Engine

Providing reliable power for applications requiring 242-336 bkW (325-450 bhp), Cat® C11 Industrial Diesel Engines are proven performers, providing greater options for customers who require powerful flexibility for their equipment. More importantly, they're backed by the world-class Cat dealer network ready to service and support every Cat industrial engine. Industries and applications powered by C11 engines include Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Sprayers, Surface Hauling Equipment, Trenchers and Underground Mining Equipment. C11 engines, with ratings: 242-336 bkW (325-450 bhp) @ 1800-2100 rpm, meet China Stage II, EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

Specifications
Equipment
Units: US Metric
Power Rating
Maximum Power
450 HP
336 kW
Maximum Torque
1517 lb-ft @ 1400 rpm
2056 Nm @ 1400 rpm
Rated Speed
1800-2100 rpm
Minimum Power
325 HP
242 kW
Emission Standards
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
General
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
5.1 in
130 mm
Stroke
5.5 in
140 mm
Displacement
677.4 in³
11.1 l
Compression Ratio
17.2:1
Aspiration
Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-
Engine Dimensions - Approximate
Length
47.4 in
1203 mm
Width
41.5 in
1054 mm
Height
46.7 in
1186 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
2050 lb
930 kg
Standard Equipment
Air Inlet System
Control System
Cooling System
Exhaust System
Flywheels and Flywheel Housing
Fuel System
Lube System
General