Industrial Power Systems

Cat® C1.1 Diesel Engine

Product description

The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm. These ratings meet EPA Tier 4 Final emission standards. They are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-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 and Underground Mining Equipment.

Power Rating
  • Maximum Power - 28.2HP
  • Maximum Torque - 49.4lb-ft @ 2400 rpm
  • Rated Speed - 2200-3400 rpm
  • Minimum Power - 19.7HP
Emission Standards
  • Emissions - U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards.
Engine Dimensions - Approximate
  • Length - 19.3in
  • Width - 15.7in
  • Height - 22.7in
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments - 191lb
General
  • Engine Configuration - Inline 3, 4-Stroke-Cycle Diesel
  • Bore - 3in
  • Stroke - 3.2in
  • Displacement - 69in³
  • Compression Ratio - 23.0:1
  • Aspiration - Naturally Aspirated (NA)
  • Combustion System - Indirect Injection
  • Rotation from Flywheel End - Counterclockwise
  • Aftertreatment - -
Standard Equipment:
  • Air Inlet System
    • Inlet manifold with choice of inlets.
  • Control System
    • Alternator 12 volt 40 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
  • Fuel System
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Low profile oil pan
    • Spin-on lube oil filter
    • Lube oil pressure switch
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Paint: Caterpillar yellow, with optional colors available at request
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