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Overview

The Cat® C27 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 597-783 bkW (800-1050 bhp) @ 1800-2100 rpm. These ratings meet U.S. EPA Tier 4 Interim emission standards and are designed to meet U.S. EPA Tier 4 Final emission standards. Industries and applications powered by C27 ACERT engines include: Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, Hydraulic Power Units, Irrigation Equipment, Material Handling, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers.

Power Rating

Units:
Minimum Power 800.0 bhp 597.0 bkW Less
Maximum Power 1050.0 bhp 783.0 bkW Less
Frequency 1800-2100 rpm 1800-2100 rpm Less

Emission Standards

Emissions U.S. EPA Tier 4 Interim or U.S. EPA Tier 4 Final U.S. EPA Tier 4 Interim or U.S. EPA Tier 4 Final Less

General

Engine Configuration V-12, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel Less
Bore 137.2 mm (5.4 in) 137.2 mm (5.4 in) Less
Stroke 152.4 mm (6 in) 152.4 mm (6 in) Less
Displacement 27 L (1649.5 in³) 27 L (1649.5 in³) Less
Aspiration Twin Turbocharged-Aftercooled (TTA) Twin Turbocharged-Aftercooled (TTA) Less
Compression Ratio 16.0:1 16.0:1 Less
Combustion System Direct Injection Direct Injection Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less
Cooling System Capacity 67.9 L (71.7 qt) 67.9 L (71.7 qt) Less
Lube System (refill) 68 L (71.9 qt) 68 L (71.9 qt) Less

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

Length 1874 mm (73.8 in) 1874 mm (73.8 in) Less
Width 1600 mm (63 in) 1600 mm (63 in) Less
Height 1370 mm (53.9 in) 1370 mm (53.9 in) Less
Weight - Net Dry (Basic Operating Engine Without Optional Attachments) 3004 kg (6625 lb) 3004 kg (6625 lb) Less

Emissions

Designed to meet U.S. EPA Tier 4 Interim or U.S. EPA Tier 4 Final emission standards.

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.

High Performance

Simple and efficient dual turbochargers -- 1 per bank.

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

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.

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size.

Low Cost Maintenance

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Service intervals at 250 hours are standards. Capable of optimal oil change intervals of up to 500-hours, depending on rating, application, operating conditions, and maintenance practices. No aftertreatment is required. The S·O·SSM program is available from your Cat dealer to determine oil change intervals and provide optimal performance.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including S•O•SSM 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

C27 ACERT™ Standard Equipment

Air Inlet System
  • Turbocharged
  • Air-to-Air Aftercooled

Control System
  • Electronic control system
  • Over-foam wiring harness
  • Automatic altitude compensation
  • Power compensated for fuel temperature
  • Configurable software features
  • Engine monitoring system SAE J1939 broadcast and control

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
  • Choice of SAE No. 0 or SAE No. 1 flywheel housing

Fuel System
  • MEUI injection
  • Fuel filter, secondary (2 micron)
  • Fuel transfer pump
  • Electronic fuel priming

Lube System
  • Open crankcase ventilation system
  • Oil cooler
  • Oil filler
  • Lube oil filter
  • Rear sump oil pan
  • Oil dipstick
  • Gear driven oil pump

Power Take Off
  • SAE A, SAE B, SAE C, SAE D, SAE E or SAE F power take off (PTO) drives available. Engine power can also be taken from the front of the engine on some applications.

General
  • Paint: Cat yellow, with optional colors available at request
  • Vibration damper
  • Lifting eyes

Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

Contact your local dealer
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