Get a Quote
Cat<sup>®</sup> C18 ACERT™ Industrial Diesel Engine
Cat® C18 ACERT™ Industrial Diesel Engine
Get A Quote

The Cat® C18 ACERT™ 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 ACERT 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.

Standard Equipment


145 mm (5.71 in)
183 mm (7.2 in)
18.1 L (1104.5 in³)
Combustion System
Direct Injection
Compression Ratio
Rotation from Flywheel End
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Turbocharged Aftercooled (TA)

Emission Standards

China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified

Power Rating

Minimum Power
575 BHP
Maximum Power
800 BHP
Rated Speed
1800-2100 rpm

Engine Dimensions - Approximate

1388.2-1414 mm (54.6-55.7 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
1673 kg (3688 lb)
1243-1257 mm (48.9-49.5 in)
921-974 mm (36.3-38.3 in)
  • Air Inlet System
  • Charging System
  • Control System
  • Cooling System
  • Exhaust System
  • Flywheels and Flywheel Housing
  • Fuel System
  • Lube System
  • General