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Industrial Diesel Engines

Cat® C11 Industrial Diesel Engine

Maximum Power

450 HP

Maximum Torque

1,517 lb-ft @ 1400 rpm

Emissions

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

SPECIFICATIONS

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.

    Emission Standards

    Emissions

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

    Engine Dimensions - Approximate

    Length

    47.4 in

    Width

    41.5 in

    Height

    46.7 in

    Weight - Net Dry - Basic Operating Engine Without Optional Attachments

    2,050 lb

    General

    Engine Configuration

    Inline 6, 4-Stroke-Cycle Diesel

    Bore

    5.1 in

    Stroke

    5.5 in

    Displacement

    677.4 in³

    Compression Ratio

    17.2:1

    Aspiration

    Turbocharged Aftercooled (TA)

    Combustion System

    Direct Injection

    Rotation from Flywheel End

    Counterclockwise

    Aftertreatment

    -

    Power Rating

    Maximum Power

    450 HP

    Maximum Torque

    1,517 lb-ft @ 1400 rpm

    Rated Speed

    1800-2100 rpm

    Minimum Power

    325 HP

    • 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

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