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Cat® C0.5 Diesel Engine

The Cat® C0.5 Industrial Diesel Engine is offered in ratings ranging from 4.1-6.4 kW (5.5-8.6 hp) @ 2000-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 8.2-10.2 kW (11.0-13.7 hp) @ 2800-3600 rpm are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Industries and applications powered by C0.5 engines include: Auxiliary Power Units, Compactors/Rollers, Mobile Earthmoving Equipment, Mobile Light Towers and Turf and Landscaping.

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Maximum Power
13.7HP
Maximum Torque
22lb-ft @ 2600 rpm
Rated Speed
2000-3600 rpm
Minimum Power
11HP
Emissions
U.S. EPA Tier 4 Final, EU Stage V
Engine Configuration
In-Line 2
Bore
2.6in
Stroke
2.8in
Displacement
31in³
Compression Ratio
23.5:1
Aspiration
Naturally Aspirated (NA)
Combustion System
Indirect Injection
Rotation from Flywheel End
Counterclockwise
Length
16in
Width
14.6in
Height
20.6in
Weight – Net Dry – Basic Operating Engine Without Optional Attachments
126lb
  • Air Inlet System
    • Inlet manifold with choice of inlets.
  • Control System
    • Alternator 12 volt 14 amp
    • Starter motor 12 volt
    • Glow plug starting aid
  • Cooling System
    • Belt-driven coolant pump
    • Coolant temperature switch
    • Choice of cooling fans
  • Flywheel And Flywheel Housing
    • U.S. EPA Tier 4 Final: Standard backplate flywheel housing and flatface flywheel
  • Fuel System
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Closed circuit breather
    • 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

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