Cat® C18 Diesel Engine

Cat^® C18 Diesel Engine

On construction sites and mining operations, in agriculture and forestry, and in a wide range of industries, Cat® C18 Industrial Diesel Engines deliver the power, performance and durability to take on the biggest challenges. More importantly, they’re backed by the world-class Cat dealer network ready to service and support every Cat® industrial engine. 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. This information about Emissions describes the particular rating’s emissions technology. For more information about emissions certification, please contact your local Cat dealer.

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Maximum Power630hp

Maximum Torque2178lb-ft @ 1300 rpm

Rated Speed1800-2000

Minimum Power575hp

EmissionsChina Nonroad Stage IV

Engine ConfigurationIn-Line 6

Bore5.7in

Stroke7.2in

Displacement1104.5in³

Compression Ratio16.0:1

AspirationTurbocharged-Aftercooled (TA)

Combustion SystemDirect Injection

Rotation from Flywheel EndCounterclockwise

AftertreatmentDOC or DOC+DPF+SCR

Length56.6in

Width38.1in

Height49.1in

Weight - Net Dry - Basic Operating Engine Without Optional Attachments3785lb

Length45.4in

Width43.8in

Height25.7in

Weight600lb

Diameter14in

Length33.6in

Width11.3in

Height21.7in

Weight42.8lb

Volume Capacity51.1qt (US)

Standard

Turbocharged

Air-to-Air Aftercooled

Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage V)

Standard

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)

Standard

Thermostats and housing, vertical outlet

Centrifugal water pump

Guidance on cooling system design available through your dealer to ensure equipment reliability

Standard

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).

Standard

MEUI injection

Primary fuel filter

Secondary fuel filters

Fuel transfer pump

Electronic fuel priming

Standard

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)

Standard

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.

Standard

Paint: Caterpillar yellow, with optional colors available at request

Standard

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

Cat^® C18 Diesel Engine