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Cat® C6.6 ACERT™ Diesel Engine
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Cat® C6.6 ACERT Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of common rail fuel systems and advanced control systems to deliver maximum uptime in the harshest environment. They have proven they can handle the toughest applications and deliver superior performance that exceeds the expectations of the most demanding users. Industries and applications powered by C6.6 The Cat® C6.6 ACERT Industrial Diesel Engine is offered in ratings ranging from 89-129.4 bkW (119.3-173.5 bhp) @ 2200 rpm. These ratings met U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB Equivalent emission standards. Industries and applications powered by C6.6 ACERT engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Harvesters, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers and Underground Mining Equipment.

Specifications
Standard Equipment

Power Rating

Minimum Power
119.3 bhp
Maximum Power
173.5 bhp
Frequency
2200 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB Equivalent

General

Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
105.0 mm (4.13 in)
Stroke
127 mm (5.00 in)
Displacement
6.6 L (402.8 in³)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
16.5:1
Combustion System
Direct Injection
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
13.7 L (14.5 qt)
Lube System (refill)
13-16 L (13.7-16.9 qt)

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

Length
852.7 mm (33.6 in)
Width
364.6 mm (14.35 in)
Height
352 mm (13.9 in)
Weight
40 kg (88.1 lb)
Diameter
283 mm (11.1 in)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
1063.7 mm (41.9 in)
Width
753 mm (29.6 in)
Height
907 mm (35.7 in)
Weight - Net Dry (Basic Operating Engine Without Optional Attachments)
695 kg (1532 lb)
  • Air Inlet System
  • Control System
  • Cooling System
  • Flywheels and Flywheel Housing
  • Fuel System
  • Lube System
  • Power Take Off (PTO)
  • U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB Equivalent Aftertreatment / Clean Emissions Control Equipment