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Cat® C18 Industrial Diesel Engine

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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SPECIFICATION SUMMARY
  • Minimum Power 575.0 bhp
  • Maximum Power 800.0 bhp
  • Emissions China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
  • Rated Speed 1800-2100 rpm

PRICE (USD)
Call 440-838-7348 for rate information

Power Rating

  • Minimum Power
    575.0 bhp
  • Maximum Power
    800.0 bhp
  • Rated Speed
    1800-2100 rpm
  • Minimum Power
    575 HP
  • Maximum Power
    800 HP
  • Rated Speed
    1800-2100 rpm
  • Maximum Torque
    2696 lb-ft @ 1400 rpm
  • Maximum Power
    800 HP
  • Maximum Torque
    2696 lb-ft @ 1400 rpm
  • Rated Speed
    1800-2100 rpm
  • Minimum Power
    575 HP

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
  • Emissions
    China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
  • 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 (5.71 in)
  • Stroke
    183 mm (7.2 in)
  • Displacement
    18.1 L (1104.5 in³)
  • Aspiration
    Turbocharged Aftercooled (TA)
  • Compression Ratio
    16.3:1
  • Combustion System
    Direct Injection
  • Rotation (from flywheel end)
    Counterclockwise
  • Engine Configuration
    Inline 6, 4-Stroke-Cycle Diesel
  • Bore
    145 mm (5.71 in)
  • Stroke
    183 mm (7.2 in)
  • Aspiration
    Turbocharged Aftercooled (TA)
  • Displacement
    18.1 L (1104.5 in³)
  • Compression Ratio
    16.3:1
  • Combustion System
    Direct Injection
  • Rotation from Flywheel End
    Counterclockwise
  • Bore
    5.7 in
  • Stroke
    7.2 in
  • Displacement
    1104.5 in³
  • Engine Configuration
    Inline 6, 4-Stroke-Cycle Diesel
  • Bore
    5.7 in
  • Stroke
    7.2 in
  • Displacement
    1104.5 in³
  • Compression Ratio
    16.3:1
  • Aspiration
    Turbocharged Aftercooled (TA)
  • Combustion System
    Direct Injection
  • Rotation from Flywheel End
    Counterclockwise

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

  • Length
    1388.2-1414 mm (54.6-55.7 in)
  • Width
    921-974 mm (36.3-38.3 in)
  • Height
    1243-1257 mm (48.9-49.5 in)
  • Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
    1673 kg (3688 lb)

Engine Dimensions - Approximate

  • Height
    1243-1257 mm (48.9-49.5 in)
  • Length
    1388.2-1414 mm (54.6-55.7 in)
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    1673 kg (3688 lb)
  • Width
    921-974 mm (36.3-38.3 in)
  • Height
    49.5 in
  • Length
    55.7 in
  • Width
    38.3 in
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    3688 lb
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    3688 lb
  • Length
    55.7 in
  • Width
    38.3 in
  • Height
    49.5 in

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.

Broad Application Range

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

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

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 dealer service network through the Cat Industrial Service Distributor (ISD) program

Standard Equipment:

  • Air Inlet System
    • Turbocharged Aftercooled (429-470 bkW, 575-630 bhp)
    • Twin Turbocharged Aftercooled (522-597 bkW, 700-800 bhp)
    • Air-to-Air Aftercooled
  • Charging System
    • Charging alternator 24 volt, 50 amp
  • Control System
    • Electronic governing, PTO speed control
    • Programmable ratings
    • Automatic altitude compensation
    • Power compensation for fuel temperature
    • Programmable low and high idle and total engine limit
    • Electronic diagnostics and fault logging
    • Engine monitoring system SAE J1939 broadcast and control
    • ADEM™ A4 Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Jacket water pump, centrifugal
    • Water pump, inlet
  • Exhaust System
    • Exhaust manifold, dry
    • Optional exhaust outlet
  • Flywheels And Flywheel Housing
    • SAE No. 1 or SAE No. 0 flywheel housing
  • Fuel System
    • MEUI injection
    • Fuel filter, secondary (2 micron)
    • Fuel filter, tertiary (2 micron)
    • ACERT™ Technology
    • Fuel transfer pump
    • Fuel priming pump
  • Lube System
    • Crankcase breather
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Front sump oil pan
    • Oil dipstick
    • Gear driven oil pump
  • General
    • Vibration damper
    • Lifting eyes
    • Cold start capability to -20° C (-4° F)
    • Paint: Caterpillar yellow, with optional colors available at request

Optional Equipment:

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