336 Excavator

  • Specs Summary
  • Maximum Power
    320 HP (240 kW)
  • Maximum Torque
    935 lb-ft @ 1450 rpm (1268 Nm @ 1450 rpm)
  • Emissions
    ( )
  • Rated Speed
    ( )

Cat® C7.1 ACERT™ Diesel Engine

Demanding conditions, applications and environments make the Cat® C7.1 engines the perfect solution for your severe duty equipment. With decades of diesel engine innovation and expertise behind these engines, they deliver the low operating costs and legendary Cat reliability and durability that give you a powerful advantage. More importantly, they're backed by the world-class Cat dealer network ready to service and support every Cat industrial engine. Industries and applications powered by C7.1 engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers and Underground Mining Equipment. Cat® C7.1 Industrial Diesel Engines, with ratings: 129-225 bkW (172-301.8 bhp) @ 2200 rpm, meet U.S. EPA Tier 4 Final, EU Stage V emission standards. This information about Emissions describes the particular rating's emissions technology. For more information about emissions certification, please contact your local Cat dealer.
  • Height 18.1 in (455 mm)
  • Weight 236 lb (107 kg)
  • Maximum Power 320 HP (240 kW)
  • Maximum Torque 935 lb-ft @ 1450 rpm (1268 Nm @ 1450 rpm)
  • Rated Speed ( )
  • Minimum Power 172 HP (129 kW)
  • Emissions ( )
  • Engine Configuration ( )
  • Bore 4.1 in (105 mm)
  • Stroke 5.3 in (135 mm)
  • Displacement 427.7 in³ (7 l)
  • Compression Ratio ( )
  • Aspiration ( )
  • Combustion System ( )
  • Rotation from Flywheel End ( )
  • Aftertreatment ( )
  • Width 31.4 in (798 mm)
  • Height 35.9 in (912 mm)
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1658 lb (752 kg)
  • Length 29 in (733 mm)
  • Width 30.3 in (769 mm)
  • Diameter 13.3 in (338 mm)
  • Length 41.9 in (1064 mm)

Standard Equipment

Air Inlet

  • 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
  • Guidance on cooling system design available through your dealer to ensure equipment reliability

Flywheels and Flywheel Housing

  • Wide choice of drivetrain interfaces, including SAE No. 1, 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

General

  • Paint: Caterpillar yellow, with optional colors available at request

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

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

Optional Equipment