New | Cat® C11 ACERT™ Industrial Diesel Engine

The Cat® C11 ACERT™ 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 ACERT 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.

Power Rating
Minimum Power325 BHP
Maximum Power450 BHP
Rated Speed1800-2100 rpm
Emission Standards
EmissionsChina Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
General
Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel
Bore130 mm (5.12 in)
Stroke140 mm (5.51 in)
AspirationTurbocharged Aftercooled (TA)
Displacement11.1 L (677.36 in³)
Compression Ratio17.2:1
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
Engine Dimensions - Approximate
Height1186 mm (46.7 in)
Length1203 mm (47.4 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments930 kg (2050 lb)
Width1054.4 mm (41.5 in)

Meets China Stage Ii, U.s. Epa Tier 3 Equivalent Or U.s. Epa Tier 2 Equivalent, Eu Stage Iiia Equivalent Or Eu Stage Ii Equivalent Emission Standards. U.s. Epa Tier 3 Equivalent Eu Stage Iiia Equivalent Available Using Epa (u.s.) Flexibility And Eu Flexibility. Also Available For Other Regulated And Non-regulated Areas.

Every Cat Engine Is Manufactured To Stringent Quality Standards In Order To Assure Customer Satisfaction.

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

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