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Industrial Diesel Engines - Highly Regulated

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

Cat® C2.2 Diesel Engine

The new electronic Cat® C2.2 Industrial Diesel Engines, with common rail fuel system, deliver impressive performance throughout a wide speed range with exceptional power density. Ultracompact package size and extensive options make them ideal for agriculture, aerial lifts, compressors, construction, general industrial, irrigation equipment, material handling, mobile earthmoving equipment, mobile light towers, turf and landscaping, underground mining equipment, and welders.

Product Details

Power Rating

Minimum Power 36.4 bkW
Maximum Power 50 bkW
Rated Speed 2800 rpm

Emission Standards

Emissions U.S. EPA Tier 4 Final, EU Stage IIIB


Engine Configuration In-Line 4, 4-Stroke-Cycle Diesel
Bore 84 mm (3.3 in)
Stroke 100 mm (3.9 in)
Displacement 2.2 L (135 in³)
Aspiration Turbocharged (T) or Turbocharged-Aftercooled (TA)
Compression Ratio 18:1
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Cooling System - Capacity 4.3 L (4.5 qt)
Lube System - Refill 9.3 L (9.8 qt)

Engine Dimensions - Approximate

Height 736 mm (28.9 in)
Length 764 mm (30.07 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 230 kg (507 lbs)
Width 545 mm (21.5 in)

Aftertreatment Dimensions - Approximate

Diameter 155 mm (6.1 in)
Length 408.4 mm (16.07 in)
Weight 5.8 kg (12.79 lb)
  • Control System
    •  Alternator 12 volt 85 amp
    •  Starter motor 12 volt
    •  Glow plug starting aid, delivers heat directly to cylinder for best starting performance in cold weather
    •  Electronic control unit - chassis mounted
    •  Flexible and configurable software features and well supported SAE J1939 CAN bus enables highly integrated machines
    •  Wiring harness connectors and sensors are waterproof and designed to withstand harsh off-highway environments
  • Flywheels and Flywheel Housing
    •  SAE No. 4 standard flywheel housing
    •  Choice of flywheel weight and bolting pattern to accommodate a range of industry-standard hydraulic pumps and transmissions
  • SAE No. 4 standard flywheel housing
    • Choice of flywheel weight and bolting pattern to accommodate a range of industry-standard hydraulic pumps and transmissions
      • Fuel System
        •  2000 bar high-pressure common rail system
        •  Proprietary fuel filters to ensure engine protection through correct service procedures, along with water-in-fuel detection, ensures maximum machine up-time for the operator
      • Lube System
        •  Alternative oil fillers
        •  Spin-on lube oil filter
      • Alternative oil fillers
        • Spin-on lube oil filter
          • Power Take Off (PTO)
            •  SAE A PTO drive
          • General
            •  Cast iron engine block
            •  Cast iron exhaust manifold
            •  Gradeability 35° continuous
            •  Paint: Cat yellow
          • U.S. EPA Tier 4 Final, EU Stage IIIB Aftertreatment/Clean Emissions Control Equipment
            •  Diesel Oxidation Catalyst (DOC)
          • Diesel Oxidation Catalyst (DOC)
            Catepillar Equipments


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