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Cat® C18 Industrial Diesel Engine

At a glance data:

Maximum Power:
800hp
Maximum Torque:
2696lb-ft @ 1400 rpm
Rated Speed:
1800-2100 rpm
Minimum Power:
575hp
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Overview

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.

Power Rating

Maximum Power:
800hp
Maximum Torque:
2696lb-ft @ 1400 rpm
Rated Speed:
1800-2100 rpm
Minimum Power:
575hp

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:
5.7in
Stroke:
7.2in
Displacement:
1104.5in³
Compression Ratio:
16.3:1
Aspiration:
Turbocharged Aftercooled (TA)
Combustion System:
Direct Injection
Rotation from Flywheel End:
Counterclockwise
Aftertreatment:
-

Engine Dimensions - Approximate

Length:
55.7in
Width:
38.3in
Height:
49.5in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments:
3688lb

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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