Power Rating
Maximum Power | 450 HP 336 kW |
Maximum Torque | 1517 lb-ft @ 1400 rpm 2056 Nm @ 1400 rpm |
Rated Speed | 1800-2100 rpm 1800-2100 rpm |
Minimum Power | 325 HP 242 kW |
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Key Specs
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.
Maximum Power | 450 HP 336 kW |
Maximum Torque | 1517 lb-ft @ 1400 rpm 2056 Nm @ 1400 rpm |
Rated Speed | 1800-2100 rpm 1800-2100 rpm |
Minimum Power | 325 HP 242 kW |
Emissions | China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel 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 17.2:1 |
Aspiration | Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) |
Combustion System | Direct Injection Direct Injection |
Rotation from Flywheel End | Counterclockwise Counterclockwise |
Aftertreatment | - - |
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 |