New | Cat® C18 ACERT™ Industrial Diesel Engine

The Cat® C18 ACERT™ 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 ACERT 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.

Power Rating
Minimum Power575 BHP
Maximum Power800 BHP
Rated Speed1800-2100 rpm
Emission Standards
EmissionsChina Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
General
Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel
Bore145 mm (5.71 in)
Stroke183 mm (7.2 in)
AspirationTurbocharged Aftercooled (TA)
Displacement18.1 L (1104.5 in³)
Compression Ratio16.3:1
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
Engine Dimensions - Approximate
Height1243-1257 mm (48.9-49.5 in)
Length1388.2-1414 mm (54.6-55.7 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments1673 kg (3688 lb)
Width921-974 mm (36.3-38.3 in)

Designed To Meet China Nonroad Iii Emission Standards. Meets U.s. Epa Tier 3 Equivalent Or U.s. Epa Tier 2 Equivalent, Eu Stage Iiia Equivalent Or Eu Stage Ii Equivalent Emission Standards. U.s. Epa Tier 3 Equivalent Eu Stage Iiia Equivalent Available Using Epa (u.s.) Flexibility And Eu Flexibility. Also Available For Other Regulated And Non-regulated Areas.

Every Cat Engine Is Manufactured To Stringent Quality Standards In Order To Assure Customer Satisfaction.

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

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