Skip to main content
Contact Us Menu

C18

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.
Request Price Enquire Now

    Want to learn more?

    REQUEST A PRICE

    A member of our Sales Team will be in touch to support your enquiry.
    By submitting this form, you consent to receive future marketing communications from us. You have read and agree to our Terms & Conditions and Privacy Policy, and can opt-out at any time.

      Want to learn more?

      Send an Enquiry

      A member of our Sales Team will be in touch to support your enquiry.
      By submitting this form, you consent to receive future marketing communications from us. You have read and agree to our Terms & Conditions and Privacy Policy, and can opt-out at any time.
      Looking for finance options?  Learn more about CAT Finance

      Benefits & Features

      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

      specifications

      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

      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

      Product specifications, standard and optional equipment may vary depending on stock availability. For more information or to verify specific product details, please get in touch with one of our sales representatives.

      Related Products

      3616

      • Maximum Power
        4920 kW
      • Maximum Torque
        48390 Nm @ 820 rpm
      View

      3612

      • Maximum Power
        3700 kW
      • Maximum Torque
        41822 Nm @ 800 rpm
      View

      3608

      • Maximum Power
        2460 kW
      • Maximum Torque
        24700 Nm @ 820 rpm
      View
      Request Price Enquire Now
      Close