The Cat® C18 Industrial Diesel Engine is offered in ratings ranging from 429-597 kW (575-800 hp) @ 1800-2000 rpm. 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.

C18 Tier 4

Features

  • Installation

    When it comes to keeping engine installation costs down, customization is key. With plenty of options to keep the engine package size to a minimum, the Cat C18 is a fully-configurable engine giving owners the power to customize based on a variety of applications.

  • Fluid Efficiency

    The C18 TTA fluid consumption has been optimized to match operating cycles of a wide range of applications while maintaining low operating costs. No diesel exhaust fluid (DEF) is required on these C18 variants which means a lifetime of low costs of operation.

    The TA variant has a DEF capacity of 93.7 liters and 5,000-hour service intervals, and also features transparent regeneration technology giving owners the power to stay more productive—when its needed the most.

  • Reliable, Quiet, and Durable Power

    World-class manufacturing capability and processes coupled with proven core engine designs provide reliability, quiet operation, and many hours of productive life.

Specifications

Units for specifications

Power Rating

Maximum Power 800 hp 597 kW
Maximum Torque 2736 lb-ft @ 1300 rpm 3710 Nm @ 1300 rpm
Rated Speed 1800-2000
Minimum Power 575 hp 429 kW

Emission Standards

Emissions U.S. EPA Tier 4 Final, EU Stage V

General

Number of Cylinders 6 vertical in-line
Displacement 1104.5 in³ 18.1 l
Aspiration Turbocharged-Aftercooled (TA) or Series Twin Turbocharged Aftercooled (TTA)
Bore 5.7 in 145 mm
Stroke 7.2 in 183 mm
Combustion System Direct Injection
Compression Ratio 16.0:1
Aftertreatment DOC+DPF+SCR or DOC
Rotation from Flywheel End Anti-clockwise
Cooling System Liquid

Engine Dimensions*

Length 61 in 1545 mm
Width 45 in 1141 mm
Height 53 in 1334 mm
Dry Weight 3875 lb 1758 kg
Wet Weight 3945 lb 1790 kg

Disclaimer

Note 1 *Final dimensions dependent on selected options

Videos

  • C18 ACERT Industrial Engine Video Profile - Morbark 3800 Wood Chipper
C18 Tier 4

Documents