Cat?� C1.1 Diesel Engine

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The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3400 rpm. These ratings meet UN ECE R96 Stage IIIA emission standards. They are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-regulated areas. Industries and applications powered by C1.1 engines include: Aircraft Ground Support, Auxiliary Power Units, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Construction, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Pumps, Trenchers and Underground Mining Equipment.

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    Request Machine Walkaround
    Maximum Power 28.2hp
    Maximum Torque 49.4lb-ft @ 2400 rpm
    Minimum Power 19.7hp
    Rated Speed 3400 rpm
    Emissions UN ECE R96 Stage IIIA
    Height 22.7in
    Length 19.3in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 211lb
    Width 15.7in
    Aftertreatment -
    Aspiration Naturally Aspirated (NA)
    Bore 3in
    Combustion System Indirect Injection
    Compression Ratio 23.0:1
    Displacement 69in³
    Engine Configuration Inline 3, 4-Stroke-Cycle Diesel
    Rotation from Flywheel End Counterclockwise
    Stroke 3.2in

    Standard Equipment:

    • Inlet manifold with choice of inlets.
    • Alternator 12 volt 40 amp
    • Starter motor 12 volt
    • Glow plug starting aid
    • Belt-driven coolant pump
    • Coolant temperature switch
    • SAE No. 6 1/2 flywheel
    • Choice of SAE No. 5 or standard backplate flywheel housing
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
    • Low profile oil pan
    • Spin-on lube oil filter
    • Lube oil pressure switch
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Paint: Caterpillar yellow, with optional colors available at request

    Optional Equipment:

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