CAT® C18 INDUSTRIAL DIESEL ENGINE

Maximum Power 800 HP
Maximum Torque 1300 rpm
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Technical Specification

POWER RATING

Maximum Power 800 HP
Maximum Torque 2736 lb-ft @ 1300 rpm
Rated Speed 1800-2000
Minimum Power 575 HP

EMISSION STANDARDS

Emissions EU Stage V

GENERAL

Engine Configuration In-Line 6
Bore 5.7 in
Stroke 7.2 in
Displacement 1104.5 in³
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
Width 44.6 in
Height 53.4 in
Weight – Net Dry – Basic Operating Engine Without Optional Attachments 3785 lb

AFTERTREATMENT DIMENSIONS

Length 45.4 in
Width 43.8 in
Height 25.7 in
Weight 600 lb

AFTERTREATMENT DIMENSIONS*

Diameter 14 in

PETU DIMENSIONS – TIER 4 FINAL ONLY

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

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

Description

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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