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Maximum Power74 HP (55 kW)
Maximum Torque199 lb-ft @ 1600 rpm (270 Nm @ 1600 rpm)
EmissionsU.S. EPA & CARB Tier 4 Final, EU Stage V
Rated Speed2800 rpm
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.


Maximum Power74 HP (55 kW)
Maximum Torque199 lb-ft @ 1600 rpm (270 Nm @ 1600 rpm)
EmissionsU.S. EPA & CARB Tier 4 Final, EU Stage V
Rated Speed2800 rpm
Minimum Power60 HP (45 kW)
Engine ConfigurationIn-Line 4, 4-Stroke-Cycle Diesel
Bore3.3 in (84 mm)
Stroke3.9 in (100 mm)
Displacement135 in³ (2.2 l)
Compression Ratio17.0:1
AspirationTurbocharged (T) or Turbocharged-Aftercooled (TA)
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
Length31.7 in (807 mm)
Width20.8 in (529 mm)
Height30.2 in (766 mm)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments509 lb (231 kg)
Length16.1 in (408 mm)
Diameter6.1 in (155 mm)
Weight12.8 lb (5.8 kg)

Benefits and Features

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

Substantial torque rise delivers impressive performance throughout a wide speed range while maintaining low operating costs.

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Industry leading ratings and options for compact construction equipment, material handling, and other industrial applications. The engine is designed to require no special training or operation, which makes it particularly suitable for machines that are used in rental fleets.

Ultra-compact package size and high power density ensures ease of installation. It also allows machine manufacturers to develop smaller machines, with low weight for transport, tight turning circles for productivity, and good sight lines for safety.

  • Scheduled maintenance, including S•O•S℠ sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Standard Equipment

  • 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
  • SAE No. 4 standard flywheel housing
  • Choice of flywheel weight and bolting pattern to accommodate a range of industry-standard hydraulic pumps and transmissions
  • 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
  • Alternative oil fillers
  • Spin-on lube oil filter
  • SAE A PTO drive
  • Cast iron engine block
  • Cast iron exhaust manifold
  • Gradeability 35° continuous
  • Paint: Cat yellow
  • Diesel Oxidation Catalyst (DOC)
  • Diesel Particulate Filter (DPF)