C18 LRC Diesel Engines - Lesser Regulated & Non-Regulated

Industrial Diesel Engines C18

Request A Price Find Dealer

Key Specs

Maximum Power
800 hp
597 kW
Maximum Torque
2696 lb-ft @ 1400 rpm
3655 Nm @ 1400 rpm
Emissions
China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified

Overview

On construction sites and mining operations, in agriculture and forestry, and in a wide range of industries, Cat?� C18 Industrial Diesel Engines deliver the power, performance and durability to take on the biggest challenges. More importantly, they're backed by the world-class Cat dealer network ready to service and support every Cat?� industrial engine.

Product Specifications for C18

Maximum Power 800 hp 597 kW
Maximum Torque 2696 lb-ft @ 1400 rpm 3655 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm 1800-2100 rpm
Minimum Power 575 hp 429 kW
Emissions China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified
Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 5.7 in 145 mm
Stroke 7.2 in 183 mm
Displacement 1104.5 in³ 18.1 l
Compression Ratio 16.3:1 16.3:1
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Combustion System Direct Injection Direct Injection
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment - -
Length 55.7 in 1414 mm
Width 38.3 in 974 mm
Height 49.5 in 1257 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 3688 lb 1673 kg

C18 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

See how C18 compares against frequently compared products.

Use the comparison tool to compare detailed specs of Cat and competitor models.

Compare All Models

Media Gallery

C18 LRC Diesel Engines - Lesser Regulated & Non-Regulated

C18 LRC Diesel Engines - Lesser Regulated & Non-Regulated

Check out current offers for the C18

View More Offers