C27 ACERT™ Tier 4 Final Petroleum Engine

Land Drilling Engines and Generator Sets C27 ACERT™

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Key Specs

Maximum Rating
950 BHP
708 bkW
U.S. EPA Non-road Tier 4 Final
U.S. EPA Non-road Tier 4 Final
1648 in³
27 l


Cat C27 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C27 ACERT engines to deliver excellent performance with low operating costs while meeting the tightest environmental requirements.This is an ideal engine for applications that require Tier 4 Final emissions certifications in land mechanical drilling equipment such as mud pumps.Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.Cat C27 ACERT Diesel Engine. Ratings: 597-708 bkW (800-950 bhp) @ 1800 rpm are designed to meet U.S. EPA Tier 4 Final emission standards.

Product Specifications for C27 ACERT™

Maximum Rating 950 BHP 708 bkW
Emissions U.S. EPA Non-road Tier 4 Final U.S. EPA Non-road Tier 4 Final
Displacement 1648 in³ 27 l
Minimum Rating 800 BHP 597 bkW
Bore 5.4 in 137.7 mm
Stroke 6 in 152.4 mm
Rated Speed 1800 r/min 1800 r/min
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled
Governor and Protection ADEM A4 ADEM A4
Engine Weight - Net Dry 6151 lb 2790 kg
Oil Change Interval 250 250
Rotation from Flywheel End Counterclockwise Counterclockwise
Flywheel and Flywheel Housing SAE No. 0 SAE No. 0
Flywheel Teeth 136 136
Minimum Cooling System - Engine Only 15.9 gal (US) 60 l
Length 85 in 2159 mm
Width 49 in 1253 mm
Height 63 in 1594 mm

C27 ACERT™ Standard Equipment

Air Inlet System

  • Twin rear-mounted turbochargers, ATAAC

Control System

  • Automatic altitude compensation; power compensation for fuel temperature; electronic diagnostics and fault logging; engine monitoring and protection system (speeds, temperature, pressure); J1939 Broadcast (diagnostic, engine status and control); ADEM A4 electronic control

Cooling System

  • Thermostats and housing; jacket water pump, geardriven, centrifugal, RH

Exhaust System

  • Exhaust dry manifold, 127 mm (5 in) slip fit connection, diesel oxidation catalyst

Fuel System

  • Mechanical Electronic Unit Injection (MEUI™) system; primary, secondary, and tertiary fuel filter; electronic fuel priming pump-integrated with primary fuel filter base; fuel transfer pump

Lube System

  • Remote-mounted oil filters and RH-side blockmounted filters are available; crankcase fumes disposal system, RH mounted; oil cooler — RH; oil filler — RH; oil level gauge — RH; shallow rear sump oil pan — 250-hour

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C27 ACERT™ Tier 4 Final Petroleum Engine

C27 ACERT™ Tier 4 Final Petroleum Engine

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