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Cat® C9.3B Diesel Engine

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C9.3B Tier 4 Diesel Engines - Highly Regulated
  • C9.3B Tier 4 Diesel Engines - Highly Regulated
  • C9.3B Tier 4 Diesel Engines - Highly Regulated
  • C9.3B Tier 4 Diesel Engines - Highly Regulated
Engine Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Cooling System Capacity
22 L (23.6 qts)
Lube System (refill)
30 L (31.7 qts)
Length
1125 mm (44.3 in)

The Cat C9.3B combines a new high pressure common rail fuel system and advanced aftertreatment technology to produce 340 kW of power. With exceptional power density, the C9.3B allows for platform downsizing while maintaining reliability and durability. Our focus is locked on maximizing performance with simpler engine systems and reduced installation complexity through modular, flexible designs.

Product Specs

  • General

    • Engine Configuration
    In-Line 6, 4-Stroke-Cycle Diesel
    Cooling System Capacity
    22 L (23.6 qts)
    Lube System (refill)
    30 L (31.7 qts)
    Bore
    4.5in
    Stroke
    5.9in
    Displacement
    567.5in³
    Aspiration
    Turbocharged-Aftercooled (TA)
    Compression Ratio
    17.0:1
    Combustion System
    Direct Injection
    Rotation from Flywheel End
    Counterclockwise
    Engine Configuration
    In-Line 6
    Bore
    115 mm (4.53 in)
    Stroke
    149 mm (5.87 in)
    Displacement
    9.3 L (567.5 in³)
    Cooling System - Capacity
    22 L (23.6 qts)
    Lube System - Refill
    30 L (31.7 qts)

  • Engine Dimensions (Approximate. Final dimensions dependent on selected options)

    • Length
    1125 mm (44.3 in)
    Width
    791 mm (31.1 in)
    Height
    1068 mm (42 in)
    Weight - Net Dry (Basic Operating Engine Without Optional Attachments)
    865 kg (2480 lb)

  • Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

    • Length
    925 mm (36.4 in)
    Width
    694 mm (27.3 in)
    Height
    432 mm (17.0 in)
    Weight
    140 kg (308 lb)

  • Power Rating

    • Minimum Power
    335HP
    Maximum Power
    456HP
    Rated Speed
    1800-2200 rpm
    Maximum Torque
    1540lb-ft @ 1400 rpm

  • Emission Standards

    • Emissions
    U.S. EPA Tier 4 Final, EU Stage V

  • Aftertreatment Dimensions

    • Height
    17in
    Length
    36.4in
    Weight
    211lb

  • Engine Dimensions - Approximate

    • Length
    44.3in
    Width
    31.1in
    Height
    42in
    Height
    1068 mm (42 in)
    Length
    1125 mm (44.3 in)
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    865 kg (1907 lb)
    Width
    791 mm (31.1 in)

  • Aftertreatment Dimensions - Approximate

    • Height
    432 mm (17.0 in)
    Length
    925 mm (36.4 in)
    Weight
    96 kg (211 lb)
    Width
    694 mm (27.3 in)

Equipment

  • Air Inlet System
    • Turbocharged
    • Air-to-Air Aftercooled
    • Mid-mount turbocharged system with front and rear exhaust configurations
  • Control System
    • Electronic control system
    • Over-foam wiring harness
    • Automatic altitude compensation
    • Power compensated for fuel temperature
    • Configurable software features
    • Engine monitoring system SAE J1939 broadcast and control
    • Integrated Electronic Control Unit (ECU)
    • Remote fan control
  • Cooling System
    • Vertical or RH thermostat outlet
    • Centrifugal water pump
    • Guidance on cooling system design available through your dealer to ensure equipment reliability
  • Flywheels And Flywheel Housing
    • Available SAE 1 power take-off with optional SAE A, SAE B, SAE C power take-off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Proposed Stage V)
  • 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
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Oil dipstick
    • Gear driven oil pump
    • Choice of front, rear or center sumps
    • Open crankcase ventilation system with fumes disposal (optional OCV filter system)
  • Power Take Off (pto)
    • SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
  • General
    • Paint: Caterpillar yellow, with optional colors available at request
    • Vibration damper
    • Lifting eyes
  • Tier 4 Final, Proposed Stage V Aftertreatment
    • Clean Emissions Module (CEM) consisting of Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC) and high-efficiency Selective Catalytic Reduction (SCR)
    • Pump Electronic Control Unit (PETU)
    • Available in 12V or 24V systems

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