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C18

Industrial Diesel Engines

The Cat® C18 Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent, and EU Stage IIIA equivalent emission standards. Ratings: 571-597 bkW (765-800 bhp) @ 1800-2100 rpm meet U.S. EPA Tier 2 equivalent emission standards. Non-certified ratings are also available at 429-522 bkW (575-700 bhp) @ 1800-2100. 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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Maximum Power 597 kW
Maximum Torque 3655 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 429 kW
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C18
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FEATURES & BENEFITS

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life. Read more

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industria... Read more

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narr... Read more

World-class Product Support Offered Through Global Cat Dealer Network

Scheduled maintenance, including SOSSM sample Customer Support Agreements (CSA) Caterpillar Extended Service Coverage (ESC) Superior dealer service network Extended... Read more

SPECIFICATIONS FOR C18

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Power Rating
Maximum Power 597 kW
Maximum Torque 3655 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 429 kW
Emission Standards
Emissions China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
General
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 145 mm
Stroke 183 mm
Displacement 18.1 l
Compression Ratio 16.3:1
Aspiration Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Engine Dimensions - Approximate
Length 1414 mm
Width 974 mm
Height 1257 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1673 kg

SELECT MODELS TO COMPARE

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Maximum Power 895 kW
Maximum Torque 5499 Nm @ 1200 rpm
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3508

Maximum Power 746 kW
Maximum Torque 4263 Nm @ 1450 rpm
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3612

Maximum Power 3700 kW
Maximum Torque 41822 Nm @ 800 rpm
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C9

Maximum Power 280 kW
Maximum Torque 1668 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
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C7.1

Maximum Power 205 kW
Maximum Torque 1050 Nm @ 1400 rpm
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3516C

Maximum Power 1506 kW
Maximum Torque 10254 Nm @ 1300 rpm
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Maximum Power 1850 kW
Maximum Torque 18200 Nm @ 820 rpm
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C11

Maximum Power 336 kW
Maximum Torque 2056 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
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