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C11

Industrial Diesel Engines

The Cat® C11 Industrial Diesel Engine is offered in ratings ranging from 242-336 kW (325-451 hp). These ratings meet China Nonroad Stage III, Brazil MAR-1, and UN R96 Stage IIIA emission standards and UN R120 performance standards for measurement of net power and specific fuel consumption. Furthermore, this U.S. EPA Tier 3 certified engine can still be ordered as an engine replacement for machines currently taking U.S. EPA Tier 3 engines.

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Maximum Power 336 kW
Maximum Torque 2056 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 242 kW

Availability Contact Dealer

FEATURES & BENEFITS

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life. Read more

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industria... Read more

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narr... Read more

World-class Product Support Offered Through Global Cat Dealer Network

Scheduled maintenance, including SOSSM sample Customer Support Agreements (CSA) Caterpillar Extended Service Coverage (ESC) Superior dealer service network Extended... Read more

SPECIFICATIONS FOR C11

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Power Rating
Maximum Power 336 kW
Maximum Torque 2056 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 242 kW
Emission Standards
Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA, U.S. EPA Tier 3
General
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 130 mm
Stroke 140 mm
Displacement 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 1203 mm
Width 1054 mm
Height 1186 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 930 kg

SELECT MODELS TO COMPARE

Industrial Diesel Engines

3512C

Maximum Power 1120 kW
Maximum Torque 7130 Nm @ 1500 rpm
Rated Speed 1800 rpm
Minimum Power 1120 kW
Industrial Diesel Engines

C4.4

Maximum Power 106 kW
Maximum Torque 558 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 68 kW
Industrial Diesel Engines

C32

Maximum Power 1007 kW
Maximum Torque 6166 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 708 kW
Industrial Diesel Engines

C6.6

Maximum Power 205 kW
Rated Speed 2200-2500 rpm
Minimum Power 89 kW
Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Industrial Diesel Engines

C1.1

Maximum Power 21 kW
Maximum Torque 67 Nm @ 2400 rpm
Rated Speed 2200-3400 rpm
Minimum Power 14.7 kW
Industrial Diesel Engines

C7.1

Maximum Power 162 kW
Maximum Torque 900 Nm @ 1400 rpm
Rated Speed 1950-2200 rpm
Minimum Power 112 kW
Industrial Diesel Engines

C3.4B, Greater than 56 kW (75 hp)

Maximum Power 90 kW
Rated Speed 2200 & 2500 rpm
Minimum Power 63 kW
Emissions U.S. EPA Tier 4 Final
Industrial Diesel Engines

C2.2

Maximum Power 49.2 kW
Maximum Torque 208 Nm @ 1800 rpm
Rated Speed 2200-3000 rpm
Minimum Power 31 kW
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