Cat?� C1.1 Diesel Engine

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The Cat?� C1.1 Industrial Diesel Engine is offered in ratings ranging from 14.4-18.4 bkW (19.3-24.7 bhp) @ 1800-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. 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, Underground Mining Equipment.

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    Maximum Power 24hp
    Maximum Torque 63lb-ft @ 1600 rpm
    Minimum Power 19.3hp
    Rated Speed 2800 rpm
    Emissions U.S. EPA Tier 4 Final, EU Stage V
    Aftertreatment -
    Aspiration Naturally Aspirated (NA)/Turbocharged (T)
    Bore 3in
    Combustion System Indirect Injection
    Compression Ratio 23.0:1
    Displacement 69in³
    Engine Configuration In-Line 3
    Rotation from Flywheel End Counterclockwise
    Stroke 3.2in
    Height 22.7in
    Length 19.3in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 211lb
    Width 15.8in

    Standard Equipment:

    • Inlet manifold with choice of inlets.
    • Alternator 12 volt 65 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
    • U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
    • Fuel injection pump
    • Spin-on fuel filter
    • Low profile oil pan
    • Spin-on lube oil filter
    • Lube oil pressure switch
    • Provision for Power Take Off (PTO)
    • 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

    Optional Equipment:

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