336 Excavator

  • Specs Summary
  • Minimum Rating
    800 bhp (597 bkW)
  • Maximum Rating
    950 bhp (708 bkW)
  • Emissions
    U.S. EPA Non-road Tier 4 Final
  • Rated Speed
    1800 RPM (1800 RPM)

C27 ACERT Tier 4 Final

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.

Engine Specifications

  • Minimum Rating 800 bhp (597 bkW)
  • Maximum Rating 950 bhp (708 bkW)
  • Emissions U.S. EPA Non-road Tier 4 Final
  • Rated Speed 1800 RPM (1800 RPM)
  • Bore 5.4 in (137.7 mm)
  • Stroke 6 in (152.4 mm)
  • Displacement 1648 in3 (27 L)
  • Aspiration Turbocharged-Aftercooled
  • Governor and Protection ADEM A4
  • Engine Weight, net dry 6151 lb (2790 kg)
  • Oil Change Interval 250
  • Rotation (from flywheel end) Counterclockwise
  • Flywheel and Flywheel Housing SAE No. 0
  • Flywheel Teeth 136

Capacity for Liquids

  • Minimum Cooling System (engine only) 15.9 gal (60 L)


  • Length 85 in (2159 mm)
  • Width 49 in (1253 mm)
  • Height 63 in (1594 mm)

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 e

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

Optional Equipment