New CAT Equipment

C1.1 NA and T China Nonroad IV

The C1.1 and C1.1T are indirect injection industrial diesel engines meeting China Nonroad Stage IV emission standards without the need for electronic control, aftertreatment or exhaust gas recirculation. Available as naturally aspirated or turbocharged for improved low speed torque, we also offer a range of factory configurable options to minimize the cost of machine development and of manufacturing if equipped with e-controller

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  • Emission Standards
    Emissions
    China Nonroad Stage IV
  • Engine Dimensions - Approximate
    Height
    23.1 in
    Length
    19.6 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    211 lb
    Width
    20.1 in
  • General
    Aspiration
    Naturally Aspirated (NA)/Turbocharged (T)
    Bore
    3 in
    Combustion System
    indirect injection
    Compression Ratio
    22.1:1
    Displacement
    67.1 in³
    Engine Configuration
    In-line-3
    Rotation from Flywheel End
    counterclockwise
    Stroke
    3.2 in
    Total Lubricating Oil Capacity
    1.16 gal (US)
  • Power Rating
    Maximum Power
    24.6 hp
    Maximum Torque
    63.4 lb-ft @ 1600 rpm
    Minimum Power
    24.6 hp
    Rated Speed
    2400 rpm
Air inlet system
  • Inlet manifold with choice of inlets
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
Flywheel and Flywheel Housing
  • SAE No. 6 1/2 flywheel
  • Choice of SAE No. 5 or standard backplate flywheel housing
  • U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
Fuel System
  • Fuel injection pump
  • Spin-on fuel filter
Lube System
  • Low profile oil pan
  • Spin-on lube oil filter
  • Lube oil pressure switch
Power Take Off (PTO)
  • Provision for Power Take Off (PTO)
General
  • Cast iron, engine block
  • Cast iron exhaust manifold--side outlet
  • Cold start capability to -20° C (-4° F)
  • Paint: Caterpillar yellow, with optional colors available at request