Cat® C9.3B Diesel Engine

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, flexibe designs.

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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)

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)
Aftertreatment
DOC+DPF+SCR

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 (1907 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
96 kg (211 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

Engine Dimensions - Approximate

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)
Width
31.1in
Height
42in
Length
44.3in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
1907lb

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)

Aftertreatment Dimensions

Length
36.4in
Width
27.3in
Height
17in
Weight
211lb

Standard/Optional Features

Standard 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

Optional Equipment: