C18

Cat® C18 Diesel Engine

THE RUNDOWN

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.
Power Rating
Maximum Power800hp
Maximum Torque2736lb-ft @ 1300 rpm
Rated Speed1800-2000
Minimum Power575hp
Emission Standards
EmissionsU.S. EPA Tier 4 Final, EU Stage V
General
Number of Cylinders6 vertical in-line
Displacement1104.5in³
AspirationTurbocharged-Aftercooled (TA) or Series Twin Turbocharged Aftercooled (TTA)
Bore5.7in
Stroke7.2in
Combustion SystemDirect Injection
Compression Ratio16.0:1
AftertreatmentDOC+DPF+SCR or DOC
Rotation from Flywheel EndAnti-clockwise
Cooling SystemLiquid
Engine Dimensions*
Length61in
Width45in
Height53in
Dry Weight3875lb
Wet Weight3945lb
Disclaimer
Note 1*Final dimensions dependent on selected options