New CAT Equipment

Cat?� C9.3B Industrial Diesel Engine

The Cat?� C9.3B industrial diesel engine is offered in ratings rangingfrom 280-330 kW (375-443 hp). These ratings have been fuel optimized
for use in countries without any regulatory requirements for emissionstandards.

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    • Emission Standards
      China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
    • Engine Dimensions - Approximate
      42 in
      44 in
      Weight - Net Dry - Basic Operating Engine Without Optional Attachments
      1907 lb
      31 in
    • General
      Turbocharged Aftercooled (TA)
      4.5 in
      Combustion System
      Direct Injection
      Compression Ratio
      567.5 in³
      Engine Configuration
      Inline 6, 4-Stroke-Cycle Diesel
      Rotation from Flywheel End
      5.9 in
    • Power Rating
      Maximum Power
      416 HP
      Maximum Torque
      1335 lb-ft @ 1400 rpm
      Minimum Power
      308 HP
      Rated Speed
      1800-2200 rpm
    Air Inlet System
    • Turbocharged: system with front and rear exhaust configurations
    • Air-to-Air Aftercooled
    Control System
    • Configurable software features
    • Engine monitoring system SAE J1939 broadcast and control
    • Electronic control system with single on-engine ECM
    • Over-foam wiring harness
    • Automatic altitude compensation
    Cooling System
    • Centrifugal water pump
    • Guidance on cooling system design available through your dealer to ensure equipment reliability
    Flywheels and Flywheel Housing
    • Available SAE No. 1 and No. 2 flywheel/housings
    Fuel System
    • Electronic high pressure common rail
    • Primary fuel filter
    • Secondary and tertiary fuel filters
    • Fuel transfer pump
    • Electronic fuel priming
    Lube System
    • Open crankcase ventilation system (OCV) with fumes disposal (optional OCV filter system)
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Choice of front, rear or center sumps
    • Oil dipstick
    • Gear driven oil pump
    • Vibration damper
    • Lifting eyes
    • Paint: Caterpillar yellow, with optional colors available at request