C18

Maximum Power: 800 hp / 597 kW
Maximum Torque: 2736 lb-ft @ 1300 rpm / 3710 Nm @ 1300 rpm
Minimum Power: 575 hp / 429 kW

The Cat^?? C18 Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp)@ 1800-1900 rpm. Industries and applications powered by C18 engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Cranes, Dredgers, Forestry, General Industrial, Hydraulic Power Units, Irrigation Equipment, Material Handling, Mining, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers.

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C18 >560 kW Spec Sheet C18 <560 kW Spec Sheet

Specifications
Equipment

Power Rating
Maximum Power	800 hp / 597 kW
Maximum Torque	2736 lb-ft @ 1300 rpm / 3710 Nm @ 1300 rpm
Rated Speed	1800-2000
Minimum Power	575 hp / 429 kW

Emission Standards
Emissions	EU Stage V

General
Engine Configuration	In-Line 6
Bore	5.7 in / 145 mm
Stroke	7.2 in / 183 mm
Displacement	1104.5 in³ / 18.1 l
Compression Ratio	16.0:1
Aspiration	Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Combustion System	Direct Injection
Rotation from Flywheel End	Counterclockwise
Aftertreatment	DOC or DOC+DPF+SCR

Engine Dimensions - Approximate
Length	56.6 in / 1438 mm
Width	44.6 in / 1132 mm
Height	53.4 in / 1356 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	3785 lb / 1717 kg

Aftertreatment Dimensions
Length	45.4 in / 1153 mm
Width	43.8 in / 1112 mm
Height	25.7 in / 652 mm
Weight	600 lb / 272 kg

Aftertreatment Dimensions*
Diameter	14 in / 356 mm

PETU Dimensions - Tier 4 Final Only
Length	33.6 in / 854 mm
Width	11.3 in / 287 mm
Height	21.7 in / 551 mm
Weight	42.8 lb / 19.4 kg
Volume Capacity	51.1 qt (US) / 48.4 l

Standard Equipment

Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
- Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage V)
Control System
- Electronic control system
- Over-foam wiring harness
- Automatic altitude compensation
- Power compensated for fuel temperature
- Remote fan control
- Configurable software features
- Engine monitoring system SAE J1939 broadcast and control
- Integrated Electronic Control Unit (ECU)
Cooling System
- Thermostats and housing, vertical outlet
- Centrifugal water pump
- Guidance on cooling system design available through your dealer to ensure equipment reliability
Flywheels and Flywheel Housing
- Choice of SAE No. 0 or SAE No. 1 flywheel housing
- 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 V).
Fuel System
- MEUI injection
- 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 V)
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
U.S. EPA Tier 4 Final, EU Stage V Aftertreatment/ Clean Emissions Control Equipment
- Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
- Cat Regeneration System
- 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

C18

Standard Equipment

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