Cat® C2.2 Diesel Engine

The Cat® C2.2 Industrial Diesel Engine is offered in ratings ranging from 31-49.3 bkW (41.6-66.1 bhp) @ 2200-3000 rpm. These ratings meet EU Stage IIIA (U.S. EPA Tier 4 Interim equivalent) emission standards. Industries and applications powered by C2.2 engines include: Agriculture, Aerial Lifts, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, General Industrial, Irrigation Equipment, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Mobile Sweepers, Paving Equipment, Pumps, Trenchers, Turf and Landscaping, Underground Mining Equipment and Welders.

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Maximum Power 66 HP
Maximum Torque 153 lb-ft @ 1800 rpm
Rated Speed 2200-3000 rpm
Minimum Power 41.6 HP
Emissions U.S. EPA Tier 4 Interim Equivalent
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 3.3 in
Stroke 3.9 in
Displacement 135 in³
Compression Ratio 23.3:1
Aspiration Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)
Combustion System Indirect Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Length 26 in
Width 19.3 in
Height 27.5 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 427.7 lb
Air Inlet System
  • Inlet manifold with choice of inlets.
Control System
  • Alternator 12 volt 65 amp
  • Starter motor 12 volt
  • Glow plug starting aid
Cooling System
  • Belt-driven coolant pump
  • Coolant temperature switch
  • Choice of cooling fans
Flywheels and Flywheel Housing
  • SAE No. 7 1/2, SAE No. 8 or SAE No. 10 flywheel
  • Choice of SAE No. 4 or standard backplate flywheel housing
Fuel System
  • Fuel injection pump
  • Spin-on fuel filter
  • Electronic Shut-off Solenoid (ESOS)
Lube System
  • Alternative oil fillers
  • Spin-on lube oil filter
  • Lube oil pressure switch
  • Lube oil sump
General
  • Cast iron, engine block
  • Cast iron exhaust manifold--side outlet
  • Cold start capability to -20° C (-4° F)
  • Gradeability 35° continuous
  • Paint: Caterpillar yellow, with optional colors available at request