Cat® C9.3 Diesel Engine

Maximum Power	400HP
Maximum Torque	1268lb-ft @ 1400 rpm
Minimum Power	300HP
Rated Speed	1800-2200 rpm

Emissions	U.S. EPA Tier 4 Final

Aspiration	Turbocharged-Aftercooled (TA)
Bore	4.5in
Combustion System	Direct Injection
Compression Ratio	17.0:1
Displacement	567.5in³
Engine Configuration	In-Line 6
Rotation from Flywheel End	Counterclockwise
Stroke	5.9in

Height	44.2in
Length	45.3in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	1950lb
Width	40.4in

Height	22.4in
Length	36.5in
Weight	213lb
Width	34.4in

Height	21.7in
Length	33.6in
Volume Capacity	51.1qt (US)
Weight	42.8lb
Width	11.3in

Standard Equipment:

Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
- Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
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
- Dual rear PTO configuration
- Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
Fuel System
- Electronic high pressure common rail
- Primary fuel filter
- Secondary 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) (Tier 4 Final, Stage IV)
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
U.s. Epa Tier 4 Interim, Eu Stage Iiib Aftertreatment / Clean Emissions Control Equipment
- Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
- NOx Reduction System (NRS)
- Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
- Available in 12 volt or 24 volt systems
U.s. Epa Tier 4 Final, Eu Stage Iv Aftertreatment/ Clean Emissions Control Equipment
- Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
- Aftertreatment Electronic Control Unit (ECU)
- NOx Reduction System (NRS)
- Pump Electronic Control Unit (PETU)
- Selective Catalytic Reduction (SCR)
- Available in 12V or 24V systems

Cat^® C9.3 Diesel Engine

Standard Equipment:

Optional Equipment:

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