336 Excavator

  • Specs Summary
  • Minimum Power
    69.7 bhp (52 bkW)
  • Maximum Power
    130 bhp (97 bkW)
  • Emissions
    U.S. EPA Tier 2 Equivalent, EU Stage II Equivalent
  • Frequency
    2200-2400 rpm

Cat®3054C Industrial Diesel Engine

Cat® 3054C Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of mechanical fuel systems and advanced control systems to deliver maximum uptime in the harshest environment. They have proven they can handle the toughest applications and deliver superior performance that exceeds the expectations of the most demanding users. Industries and applications powered by 3054C engines include: Agriculture, Aerial Lifts, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Harvesters, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers, Turf and Landscaping and Underground Mining Equipment. 3054C engines, with ratings: 52-97 bkW (69.7-130 bhp) @ 2000-2400 rpm, meet U.S. EPA Tier 2 equivalent and EU Stage II equivalent emission standards and are available for non-regulated areas.

Power Rating

  • Minimum Power 69.7 bhp (52 bkW)
  • Maximum Power 130 bhp (97 bkW)
  • Frequency 2200-2400 rpm

Emission Standards

  • Emissions U.S. EPA Tier 2 Equivalent, EU Stage II Equivalent


  • Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
  • Bore 105 mm (4.13 in)
  • Stroke 127 mm (5.0 in)
  • Displacement 4.4 L (269 in³)
  • Aspiration Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
  • Compression Ratio 16.2:1
  • Combustion System Direct Injection
  • Rotation (from flywheel end) Counterclockwise
  • Lube System (refill) 11 L (11.6 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

  • Length 663 mm (26.1 in)
  • Width 470-620 mm (18.5-24.4 in)
  • Height 775-810 mm (30.5-31.9 in)
  • Weight, Net Dry (Basic Operating Engine Without Optional Attachments) 291-306 kg (640-674.6 lb)

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

PETU Dimensions (Tier 4 Final, Stage IV Only)

Standard Equipment

Air Inlet System

  • Inlet manifold with choice of inlets.

Control System

  • Alternator
  • Starter motor
  • Control Panel
  • Glow plug starting aid

Cooling System

  • Top tank temperature 108° C (226° F) as standard to minimize cooling pack size
  • 50:50 water glycol mix

Flywheels and Flywheel Housing

  • SAE No. 3 flywheel housing
  • Flywheel and starter rings

Fuel System

  • Fuel filter positions

Lube System

  • Lubricating oil filters and breathers
  • Oil filter positions
  • Lube oil sump

Power Take Off

  • SAE B Power Take Off (PTO)


  • Timing case and gear-driven auxiliaries
  • Belt-driven auxiliaries
  • Engine mountings
  • Gauges
  • Displays
  • Power and torque curve tailoring
  • Paint: Caterpillar yellow, with optional colors available at request

Optional Equipment