The Cat?� C9.3B industrial diesel engine is offered in ratings ranging from 250-340 kW (335-456 hp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage V, China Nonroad (NR) Stage IV, Japan 2014, and Korea Stage V emission standards.
Caterpillar
Cat?� C9.3B Diesel Engine
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Exterior
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Features
Specifications
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Power Rating
Spec Value Maximum Power 456 hp Maximum Torque 1540 lb-ft @ 1400 rpm Rated Speed 1800-2200 rpm Minimum Power 335 hp -
Emission Standards
Spec Value Emissions EU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014, China NRIV -
General
Spec Value Engine Configuration In-Line 6 Bore 4.5 in Stroke 5.9 in Displacement 567.5 in³ Compression Ratio 17.0:1 Aspiration Turbocharged-Aftercooled (TA) Combustion System Direct Injection Rotation from Flywheel End Counterclockwise Aftertreatment DOC+DPF+SCR -
Engine Dimensions - Approximate
Spec Value Length 44 in Width 31 in Height 42 in Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1907 lb -
Aftertreatment Dimensions
Spec Value Length 36 in Width 27 in Height 17 in Weight 211 lb
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 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 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
Aftertreatment System
- 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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