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Cat® C0.5 Diesel Engine Specifications
Minimum Power 11.0 bhp
Minimum Power 11 BHP
Maximum Power 13.7 bhp
Maximum Power 13.7 BHP

Power Rating

Minimum Power
11.0 bhp
Minimum Power
11 BHP
Maximum Power
13.7 bhp
Maximum Power
13.7 BHP
Rated Speed
2800-3600 rpm
Rated Speed
2800-3600 rpm

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.
Emissions
U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards.

General

Engine Configuration
Inline 2, 4-Stroke-Cycle Diesel
Engine Configuration
Inline 2, 4-Stroke-Cycle Diesel
Bore
67 mm (2.64 in)
Bore
67 mm (2.64 in)
Stroke
72 mm (2.83 in)
Stroke
72 mm (2.83 in)
Displacement
0.5 L (31 in³)
Aspiration
Naturally Aspirated (NA)
Aspiration
Naturally Aspirated (NA)
Displacement
0.5 L (31 in³)
Compression Ratio
23.5:1
Compression Ratio
23.5:1
Combustion System
Indirect Injection
Combustion System
Indirect Injection
Rotation (from flywheel end)
Counterclockwise
Rotation from Flywheel End
Counterclockwise
Lube System (refill)
1.61-2.01 L (1.70-2.12 qt)
Lube System - Refill
1.61-2.01 L (1.70-2.12 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
407 mm (16 in)
Width
371 mm (14.6 in)
Height
523 mm (20.6 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
57 kg (126 lb)

Engine Dimensions - Approximate

Height
523 mm (20.6 in)
Length
407 mm (16 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
57 kg (126 lb)
Width
371 mm (14.6 in)
  • 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
    • 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
    • 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