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
    Emissions
    China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
  • Engine Dimensions - Approximate
    Height
    42 in
    Length
    44 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    1907 lb
    Width
    31 in
  • General
    Aftertreatment
    -
    Aspiration
    Turbocharged Aftercooled (TA)
    Bore
    4.5 in
    Combustion System
    Direct Injection
    Compression Ratio
    16.5:1
    Displacement
    567.5 in³
    Engine Configuration
    Inline 6, 4-Stroke-Cycle Diesel
    Rotation from Flywheel End
    Counterclockwise
    Stroke
    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
General
  • Vibration damper
  • Lifting eyes
  • Paint: Caterpillar yellow, with optional colors available at request