C9.3B

Maximum Power
416 HP / 310 kW
Maximum Torque
1335 lb-ft @ 1400 rpm / 1810 Nm @ 1400 rpm
Minimum Power
308 HP / 230 kW

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.

Power Rating
Maximum Power 416 HP / 310 kW
Maximum Torque 1335 lb-ft @ 1400 rpm / 1810 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
Minimum Power 308 HP / 230 kW
Emission Standards
Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
General
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 4.5 in / 115 mm
Stroke 5.9 in / 149 mm
Displacement 567.5 in³ / 9.3 l
Compression Ratio 16.5:1
Aspiration Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Engine Dimensions - Approximate
Length 44 in / 1125 mm
Width 31 in / 791 mm
Height 42 in / 1068 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1907 lb / 865 kg

Standard Equipment

  • 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
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