Menu

C27 ACERT™

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.

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. Ideal for equipment with narrow engine compartments.

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 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

Select Units

Overview

The Cat® C27 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 597-783 bkW (800-1050 bhp) @ 1800 rpm. These ratings 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. Specifications are for configurations with side-mounted turbos. Configurations are also available with rear-mounted turbos for 652 bkW (875 bhp) and 708 bkW (950 bhp) ratings.

Power Rating

  • Minimum Power 800.0 BHP 597.0 bkW
  • Maximum Power 1050.0 BHP 783.0 bkW
  • Rated Speed 1800 rpm 1800 rpm

Emission Standards

  • Emissions U.S. EPA Tier 4 Final U.S. EPA Tier 4 Final

General

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

Engine Dimensions - Approximate

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

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

General

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

News & Events

View the latest company and product news, events and customer stories.

Promotions

View the latest offers available on a range of Cat® equipment and genuine parts.

Social Media

Connect with us to learn more about our company, products, services and customers.

Branch Locations

With branches across the UK & Ireland, you can be sure that we’re never far away.

Services

Effectively manage your equipment to reduce operating costs and improve efficiency.

Technology

Integrated technology can help you understand your equipment's output and help extend its lifespan.

Finance

Quick and easy financing with customised payment plans through Cat Financial.

Please share your feedback on Finning.com!

Close window

We are committed to providing you with the best site experience possible.  Please take our brief survey to tell us how we are doing.

Thank you in advance for your time!