The Cat® C32 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 746-895 bkW (1000-1200 bhp) @ 1800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Applications powered by C32 ACERT engines include: Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, Hydraulic Power Units, General Industrial, Irrigation Equipment, Material Handling, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers.

Power Rating
Minimum Power 1000 BHP
Maximum Power 1200 BHP
Rated Speed 1800 rpm

Emission Standards
Emissions U.S. EPA Tier 4 Final

Engine Configuration V-12, 4-Stroke-Cycle Diesel
Bore 145 mm (5.71 in)
Stroke 162 mm (6.38 in)
Displacement 32.1 L (1958.9 in³)
Aspiration Twin Turbocharged Aftercooled (TTA)
Compression Ratio 15.0:1
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Cooling System - Capacity 67.9 L (71.7 qt)
Lube System - Refill 68 L (71.9 qt)

Engine Dimensions - Approximate
Height 1370 mm (53.9 in)
Length 1874 mm (73.78 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 3004 kg (6625 lb)
Width 1600 mm (63 in)


Meets 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. Ideal for equipment with narrow engine compartments.

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

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)
  • 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
  • Paint: Caterpillar yellow, with optional colors available at request

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