C18 ACERT Tier 4 Interim / EU Stage IIIB

Cat C18 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C18 ACERT engines to deliver excellent performance with low operating costs while meeting tight environmental requirements.This is an ideal engine for applications that require Tier 4 Interim or EU Stage IIIB emissions certifications in land mechanical drilling applications such as mud pump drives. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.Cat C18 ACERT Diesel Engine. Ratings: 447-522 bkW (600-700 bhp)@ 1800-1900 rpm meet U.S. EPA Tier 4 Interim, EU Stage IIIB emission standards. Rating 563 bkW (755 bhp) @ 1800-1900 rpm meets U.S. EPA Tier 4 Interim emission standards.


Standard Equipment

Air Inlet System
  • Turbocharged 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, integrated Electronic Control Unit (ECU) remote fan control
Cooling System
  • Vertical outlet thermostat housing, centrifugal water pump, guidance on cooling system design available to ensure machine reliability
Exhaust System
  • Clean Emissions Module (CEM) that includes Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC), and Cat Regeneration System, optional exhaust outlet
Flywheels and Flywheel Housing
  • SAE 0 and SAE 1 flywheel housing
Fuel System
  • MEUI injection; primary fuel filter, secondary fuel filters, fuel transfer pump, electronic fuel priming
Lube System
  • Open crankcase ventilation system, oil cooler, oil filler, oil filter, oil dipstick, oil pump (gear driven), choice of sumps (front, rear, and center)
Power Take Off
  • SAE B and SAE C drives available, engine power can also be taken from the front of the engine on some applications
  • Paint: Cat yellow; vibration damper; lifting eyes

Additional information

Offering Type

Engine Specifications - Maximum Rating

563.0 bkW ( 755.0 BHP )

Engine Specifications - Emissions

U.S. EPA Tier 4 Interim, EU Stage IIIB

Engine Specifications - Displacement

18.1 l ( 1104.5 in³ )

Engine Specifications - Minimum Rating

447.0 bkW ( 600.0 BHP )

Engine Specifications - Bore

145.0 mm ( 5.7 in )

Engine Specifications - Stroke

183.0 mm ( 7.2 in )

Engine Specifications - Rated Speed

1800.0 r/min ( 1900.0 r/min )

Engine Specifications - Aspiration


Engine Specifications - Governor and Protection


Engine Specifications - Engine Weight - Net Dry

1580.0 kg ( 3482.0 lb )

Engine Specifications - Rotation from Flywheel End


Engine Specifications - Flywheel and Flywheel Housing

SAE No. 0 or SAE No. 1

Engine Specifications - Flywheel Teeth

136 (SAE 0), 113 (SAE 1)

Capacity for Liquids - Maximum Cooling System - Engine Only

26.9 l ( 7.1 gal (US) )

Dimensions - Length

1530.0 mm ( 60.2 in )

Dimensions - Width

961.0 mm ( 37.8 in )

Dimensions - Height

1580.0 mm ( 3482.0 in )

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