Industrial C18 Cat® C18

View Specs Tour

Change model

Overview

The Cat^® C18 Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp)@ 1800-1900 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.

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.
Read More
High Performance

Simple and efficient turbocharger or series turbocharger for high power applications.
Read More
Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Read More
Fuel & Oil

Tier 4 Final and Stage V engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 10 ppm sulfur (EU) and 15 ppm sulfur (U.S.), and new oil formulations to support the new technology. Cat^® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.
Read More
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.
Read More
Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
Read More
Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
Read More
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOS^SM 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
Read More
Tier 4 Final, Stage V Aftertreatment Features

Regeneration. Cat Regeneration System maximizes fuel efficiency during regeneration. Transparent regeneration maximizes uptime. Aftertreatment life is twice as long as engine rebuild
Mounting. Remote installation options provide OEM flexibility for many applications, including horizontal and vertical mounting.
Service. Minimum 5000 hour DPF ash service interval. PETU filter service is 5000 hours. PETU DEF capacity up to 48 liters (51 U.S. quarts)

Read More

1 - of items

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

Reliable, Quiet and Durable Power

Simple and efficient turbocharger or series turbocharger for high power applications.

High Performance

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Fuel Efficiency

Tier 4 Final and Stage V engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 10 ppm sulfur (EU) and 15 ppm sulfur (U.S.), and new oil formulations to support the new technology. Cat^® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Broad Application Range

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

Scheduled maintenance, including SOS^SM 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

World-class Product Support Offered Through Global Cat Dealer Network

Regeneration. Cat Regeneration System maximizes fuel efficiency during regeneration. Transparent regeneration maximizes uptime. Aftertreatment life is twice as long as engine rebuild

Mounting. Remote installation options provide OEM flexibility for many applications, including horizontal and vertical mounting.

Service. Minimum 5000 hour DPF ash service interval. PETU filter service is 5000 hours. PETU DEF capacity up to 48 liters (51 U.S. quarts)

Tier 4 Final, Stage V Aftertreatment Features

Full Specifications Standard Equipment

Product Specifications for C18

Download Print

US
Metric

Power Rating

Maximum Power	800.0 HP 597.0 kW
Maximum Torque	2736.0 lb-ft @ 1300 rpm 3710.0 Nm @ 1300 rpm
Rated Speed	1800-2000 1800-2000
Minimum Power	575.0 HP 429.0 kW

Emission Standards

Emissions

EU Stage V EU Stage V

General

Engine Configuration	In-Line 6 In-Line 6
Bore	5.7 in 145.0 mm
Stroke	7.2 in 183.0 mm
Displacement	1104.5 in³ 18.1 l
Compression Ratio	16.0:1 16.0:1
Aspiration	Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Combustion System	Direct Injection Direct Injection
Rotation from Flywheel End	Counterclockwise Counterclockwise
Aftertreatment	DOC or DOC+DPF+SCR DOC or DOC+DPF+SCR

Engine Dimensions - Approximate

Length	56.6 in 1438.0 mm
Width	44.6 in 1132.0 mm
Height	53.4 in 1356.0 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	3785.0 lb 1717.0 kg

Aftertreatment Dimensions

Length	45.4 in 1153.0 mm
Width	43.8 in 1112.0 mm
Height	25.7 in 652.0 mm
Diameter	14.0 in 356.0 mm
Weight	600.0 lb 272.0 kg

PETU Dimensions - Tier 4 Final Only

Length	33.6 in 854.0 mm
Width	11.3 in 287.0 mm
Height	21.7 in 551.0 mm
Weight	42.8 lb 19.4 kg
Volume Capacity	51.1 qt (US) 48.4 l

C18 Standard Equipment

Print

Air Inlet System

Turbocharged

Air-to-Air Aftercooled

Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage V)

Control System

Electronic control system

Over-foam wiring harness

Automatic altitude compensation

Power compensated for fuel temperature

Remote fan control

Configurable software features

Engine monitoring system SAE J1939 broadcast and control

Integrated Electronic Control Unit (ECU)

Cooling System

Thermostats and housing, vertical outlet

Centrifugal water pump

Guidance on cooling system design available through your dealer to ensure equipment reliability

Flywheels and Flywheel Housing

Choice of SAE No. 0 or SAE No. 1 flywheel housing

Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage V).

Fuel System

MEUI injection

Primary fuel filter

Secondary fuel filters

Fuel transfer pump

Electronic fuel priming

Lube System

Open crankcase ventilation system

Oil cooler

Oil filler

Lube oil filter

Oil dipstick

Gear driven oil pump

Choice of front, rear or center sumps

Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage V)

Power Take Off (PTO)

SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.

General

Paint: Caterpillar yellow, with optional colors available at request

U.S. EPA Tier 4 Final, EU Stage V Aftertreatment/ Clean Emissions Control Equipment

Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)

Cat Regeneration System

Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)

Aftertreatment Electronic Control Unit (ECU)

NOx Reduction System (NRS)

Pump Electronic Control Unit (PETU)

Selective Catalytic Reduction (SCR)

Available in 12V or 24V systems

See how C18 compares against frequently compared products.

US
Metric

Industrial C18

C18

Maximum Power: 800.0 HP; 597.0 kW
Maximum Torque: 2736.0 lb-ft @ 1300 rpm; 3710.0 Nm @ 1300 rpm
Emissions: EU Stage V; EU Stage V

Selected Model

Industrial C15

C15

Maximum Power: 580.0 HP; 433.0 kW
Maximum Torque: 1958.0 lb-ft @ 1400 rpm; 2655.0 Nm @ 1400 rpm
Emissions: U.S. EPA Tier 4 Final; U.S. EPA Tier 4 Final

Model Details

Industrial C27

C27

Maximum Power: 1050.0 HP; 783.0 kW
Maximum Torque: 3448.0 lb-ft @ 1200 rpm; 4674.0 Nm @ 1200 rpm
Emissions: U.S. EPA Tier 4 Final; U.S. EPA Tier 4 Final

Model Details

Tools And Expert Help At Every Turn

Payment Calculator

Current Offers

Rental Options

Used Options

Technical Information

Find Dealer

Product Brochures and More Are Ready to Download!

Full specifications, product brochures and more. Sign up below for additional information. Or for instant access, you can skip this form.

First Name

Last Name

Email

Business Phone

Company

Company Address

City

Zip/Postal Code

Country

Level of interest

Yes I'd like to receive future marketing (e.g. new product information, promotions) communications (e.g. email, text and phone) from Caterpillar Inc., its affiliates and subsidiaries worldwide and the Caterpillar dealer network. Regardless of whether you decide to receive these marketing communications, Caterpillar will continue to send service/transactional messages, including those that have to do with any accounts that you may have with us. No I would not like to receive future marketing communications.

Website Privacy Statement Download without providing email

Media Gallery

Photos

Videos

360 View

All