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C9 ACERT™

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Overview

Demanding conditions, applications and environments make Cat® C9 ACERT™ Industrial Diesel Engines the perfect solution for your severe duty equipment. With decades of diesel engine innovation and expertise behind these engines, they deliver the low operating costs and legendary Cat reliability and durability that give you a powerful advantage. More importantly, they're backed by the world-class Cat dealer network ready to service and support every Cat industrial engine. Industries and applications powered by C9 ACERT engines include Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Sprayers, Surface Hauling Equipment, Trenchers and Underground Mining Equipment. C9 ACERT engines, with ratings: 205-280 bkW (275-375 bhp) @ 1800-2200 rpm, meet China Stage II, EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. U.S. EPA Tier 3 equivalent and EU Stage IIIA equivalent ratings are available using U.S. EPA and EU Flexibility. They are also available in other regulated and non-regulated areas.

Power Rating

  • Minimum Power 275.0 BHP 205.0 bkW
  • Maximum Power 375.0 BHP 280.0 bkW
  • Rated Speed 1800-2200 rpm 1800-2200 rpm

Emission Standards

  • Emissions China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent

General

  • Engine Configuration Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
  • Bore 112 mm (4.41 in) 112 mm (4.41 in)
  • Stroke 149 mm (5.87 in) 149 mm (5.87 in)
  • Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
  • Displacement 8.8 L (537.01 in³) 8.8 L (537.01 in³)
  • Compression Ratio 16.1:1 16.1:1
  • Combustion System Direct Injection Direct Injection
  • Rotation from Flywheel End Counterclockwise Counterclockwise
  • Lube System - Refill 32 L (33.8 qt) 32 L (33.8 qt)

Engine Dimensions - Approximate

  • Height 1023 mm (40.3 in) 1023 mm (40.3 in)
  • Length 1091 mm (43 in) 1091 mm (43 in)
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments 864 kg (1905 lb) 864 kg (1905 lb)
  • Width 827 mm (32.6 in) 827 mm (32.6 in)
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