Cat® C11 Industrial Diesel Engine

The Cat® C11 Industrial Diesel Engine is offered in ratings ranging from 242-336 bkW (325-450 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, EPA Tier 3 equivalent, and EU Stage IIIA equivalent emission standards. 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.

Minimum Power
325.0 bhp
Maximum Power
450.0 bhp
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Rated Speed
1800-2100 rpm

Specs

Power Rating

Minimum Power
325.0bhp
Maximum Power
450.0bhp
Rated Speed
1800-2100 rpm
Minimum Power
325HP
Maximum Power
450HP
Rated Speed
1800-2100 rpm
Maximum Torque
1517lb-ft @ 1400 rpm
Maximum Power
450HP
Maximum Torque
1517lb-ft @ 1400 rpm
Rated Speed
1800-2100 rpm
Minimum Power
325HP

Emission Standards

Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Emissions
China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

General

Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
130 mm (5.12 in)
Stroke
140 mm (5.51 in)
Displacement
11.1 L (677.36 in³)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
17.2:1
Combustion System
Direct Injection
Rotation (from flywheel end)
Counterclockwise
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
130 mm (5.12 in)
Stroke
140 mm (5.51 in)
Aspiration
Turbocharged Aftercooled (TA)
Displacement
11.1 L (677.36 in³)
Compression Ratio
17.2:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Bore
5.1in
Stroke
5.5in
Displacement
677.4in³
Aftertreatment
-
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
5.1in
Stroke
5.5in
Displacement
677.4in³
Compression Ratio
17.2:1
Aspiration
Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
1203 mm (47.4 in)
Width
1054.4 mm (41.5 in)
Height
1186 mm (46.7 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
930 kg (2050 lb)

Engine Dimensions - Approximate

Height
1186 mm (46.7 in)
Length
1203 mm (47.4 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
930 kg (2050 lb)
Width
1054.4 mm (41.5 in)
Length
47.4in
Width
41.5in
Height
46.7in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
2050lb
Length
47.4in
Width
41.5in
Height
46.7in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
2050lb

Features

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.

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

Broad Application Range

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

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

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

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 dealer service network through the Cat Industrial Service Distributor (ISD) program
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Standard Equipment

  • Air Inlet System
    • Turbocharged
    • Air-to-Air Aftercooled
  • Control System
    • Electronic governing, PTO speed control
    • Programmable ratings
    • Automatic altitude compensation
    • Power compensation for fuel temperature
    • Programmable low and high idle and total engine limit
    • Electronic diagnostics and fault logging
    • Engine monitoring system SAE J1939 broadcast and control
    • ADEM A4 Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Jacket water pump, centrifugal
    • Water pump, inlet
  • Exhaust System
    • Exhaust manifold, dry
    • Optional exhaust outlet
  • Flywheels And Flywheel Housing
    • SAE No. 1 flywheel housing
  • Fuel System
    • MEUI injection
    • Fuel filter, secondary (2 micron)
    • ACERT Technology
    • Fuel transfer pump
    • Fuel priming pump
  • Lube System
    • Crankcase breather
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Front sump oil pan
    • Oil dipstick
    • Gear driven oil pump
  • General
    • Vibration damper
    • Lifting eyes
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request

Optional Equipment