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C6.6 ACERT POWER UNIT

c66

Emissions

Meets U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Available using U.S. EPA Flexibility or EU Flexibility, and for other regulated and non-regulated areas.

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

With maximum torque levels maintained, this engine provides class-leading power take-off capability.

Low Cost Maintenance

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Hydraulic tappets, multi-vee belts, “no ash service” aftertreatment, and 500-hour oil change intervals enable low-cost maintenance. Many service items have a choice of location on either side of the engine to enable choice of service access. 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
C6.6 ACERT™ Standard Equipment
Air Inlet System
  • Mounted air filter and turbocharger
Control System
  • Alternator 12 volt 14 amp
  • Starter motor 12 volt
  • Glow plug starting aid
Cooling System
  • Fan (pusher or puller)
  • Fan drive
  • Radiator
  • Water pump
Flywheels and Flywheel Housing
  • Choice of SAE No. 2 or SAE No. 3 flywheel housing
Fuel System
  • Electronic high pressure common rail
  • ACERT™ Technology
  • Innovative filter design to ensure maximum protection of the engine
Lube System
  • Oil cooler
  • Lube oil filter
  • Timing case oil filler
Power Take Off (PTO)
  • SAE A or SAE B front PTO (142/280 NŸM)
General
  • Paint: Caterpillar yellow, with optional colors available at request
Overview

The Cat® C6.6 ACERT™ Industrial Power Unit is offered in ratings ranging from 129.5-168 bkW (173.7-225.3 bhp) @ 1800-2500 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Conveniently pre-configured for a wide range of applications, the Cat® Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

Power Rating
Minimum Rating129.5 bkW
Maximum Rating168.0 bkW
Rated Speed2200 rpm
Emission Standards
EmissionsU.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
General
Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel
Bore105 mm (4.1 in)
Stroke127 mm (5.0 in)
Displacement6.6 L (402.8 in³)
AspirationTurbocharged Aftercooled (TA)
Compression Ratio16.2:1
Combustion SystemDirect Injection
Rotation (from flywheel end)Counterclockwise
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
Length1708 mm (67.23 in)
Width767 mm (30.2 in)
Height1144 mm (45 in)
Weight – Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C)709 kg (1563 lb)