336 Excavator

  • Specs Summary
  • Maximum Power
    173.5 HP (129.4 kW)
  • Maximum Torque
    553 lb-ft @ 1300 rpm (750 Nm @ 1300 rpm)
  • Emissions
    ( )
  • Rated Speed
    ( )

Cat® C4.4 Diesel Engine

Cat® C4.4 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 common rail 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 C4.4 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.

  • Height 15.3 in (390 mm)
  • Weight 99 lb (45 kg)
  • Maximum Power 173.5 HP (129.4 kW)
  • Maximum Torque 553 lb-ft @ 1300 rpm (750 Nm @ 1300 rpm)
  • Rated Speed ( )
  • Minimum Power 93.9 HP (70 kW)
  • Emissions ( )
  • Engine Configuration ( )
  • Bore 4.1 in (105 mm)
  • Stroke 5 in (127 mm)
  • Displacement 268.5 in³ (4.4 l)
  • Compression Ratio ( )
  • Aspiration ( )
  • Combustion System ( )
  • Rotation from Flywheel End ( )
  • Aftertreatment ( )
  • Width 29.1 in (742 mm)
  • Height 34.1 in (868 mm)
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments 926 lb (420 kg)
  • Length 26.5 in (675 mm)
  • Width 18.8 in (478 mm)
  • Diameter 10.6 in (270 mm)
  • Length 33.3 in (845 mm)

Standard Equipment

Air Inlet System

  • Standard air cleaners

Control System

  • Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments
  • Flexible and configurable software features and well-supported SAE J1939 CAN bus enables highly integrated machines

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

  • Wide choice of drivetrain interfaces, including SAE No. 2 and SAE No. 3 configurations

Fuel System

  • Electronic high pressure common rail
  • Innovative filter design to ensure maximum protection of the engine

Lube System

  • Wide choice of sumps for different applications

Power Take Off

  • SAE A and SAE B flanges on left-hand side. Additional SAE A flange available on left-hand side. Engine power can also be taken from the front of the engine on some applications. Factory fitted compressors are also available.

General

  • Available with or without a balancer
  • Paint: Caterpillar yellow, with optional colors available at request

U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB Equivalent Aftertreatment / Clean Emissions Control Equipment

  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
  • No ash service requirement
  • Passive regeneration

U.S. EPA Tier 4 Final, EU Stage IV Aftertreatment/ Clean Emissions Control Equipment

  • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
  • Selective Catalytic Reduction (SCR)
  • 3" flex pipe connection with straight, 45°, and 90° options for flexibility

Optional Equipment