New CAT Equipment

Cat?� C1.5 Diesel Engine

Cat® C1.5 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options ensures these engines are ideal for a wide range of small, off road applications. Single-side servicing improves ease of maintenance and lowers overall owner operating costs. Applications powered by C1.5 engines include: Agriculture Tractors, Combines and Harvesters, Aircraft Ground Support, Bore/Drill Rigs, Chippers, Grinders, Compactors, Rollers, Compressors, Construction, Irrigation, Pumps, Turf, Landscaping, Mobile Earthmoving, Paving, Trenchers, Underground Mining, and Material Handling. C1.5 engines, with ratings: 20.9-30 bkW (28-40.2 bhp) @ 2200-3000 rpm, meet UN ECE R96 Stage IIIA emission standards. They are available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.

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  • Emission Standards
    Emissions
    UN ECE R96 Stage IIIA
  • Engine Dimensions - Approximate
    Height
    25.3 in
    Length
    22.5 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    356 lb
    Width
    20.3 in
  • General
    Aftertreatment
    -
    Aspiration
    Naturally Aspirated (NA) or Turbocharged (T)
    Bore
    3.3 in
    Combustion System
    Indirect Injection
    Compression Ratio
    22.5:1
    Displacement
    91 in³
    Engine Configuration
    Inline 3, 4-Stroke-Cycle Diesel
    Rotation from Flywheel End
    Counterclockwise
    Stroke
    3.5 in
  • Power Rating
    Maximum Power
    40.2 hp
    Maximum Torque
    82.4 lb-ft @ 1800 rpm
    Minimum Power
    36.6 hp
    Rated Speed
    3000 rpm
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
Flywheel & Flywheel Housing
  • Naturally Aspirated: SAE No. 7 1/2 flywheel
  • Turbocharged: SAE No. 6 1/2 or SAE No. 7 1/2 flywheel
  • Naturally Aspirated: Choice of SAE No. 4 or standard backplate flywheel housing
  • Turbocharged: Choice of SAE No. 4 or SAE No. 5 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