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Industrial

Cat® C1.1 Diesel Engine

  • Maximum Power
    25 HP
  • Maximum Torque
    66 lb-ft @ 1600 rpm
  • Rated Speed
    2200-3400 rpm
  • Minimum Power
    19.3 HP
Power Rating
Maximum Power
25 HP
Maximum Torque
66 lb-ft @ 1600 rpm
Rated Speed
2200-3400 rpm
Minimum Power
19.3 HP
Emission Standards
Emissions
U.S. EPA Tier 4 Final, EU Stage V
General
Engine Configuration
In-Line 3, 4-Stroke-Cycle Diesel
Engine Configuration
In-Line 3
Bore
3 in
Stroke
3.2 in
Bore
77 mm (3.03 in)
Displacement
69 in³
Compression Ratio
23.0:1
Stroke
81 mm (3.19 in)
Aspiration
Naturally Aspirated (NA)
Combustion System
Indirect Injection
Displacement
1.13 L (69 in³)
Rotation from Flywheel End
Counterclockwise
Cooling System Capacity
1.9 L (2 qt)
Cooling System
1.9 L (2 qt)
Lube System
3.4-4.4 L (3.6-4.6 qt)
Lube System
3.4-4.4 L (3.6-4.6 qt)
Engine Dimensions - Approximate
Length
19.3 in
Width
15.7 in
Height
22.7 in
Weight
191 lb
Height
576 mm (22.7 in)
Length
491 mm (19.33 in)
Weight
87 kg (191 lb)
Width
400 mm (15.74 in)
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
Length
491 mm (19.33 in)
Width
400 mm (15.74 in)
Height
576 mm (22.7 in)
Weight
87 kg (191 lb)
  • 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
  • Flywheel and Flywheel Housing
    • 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 System
    • Fuel injection pump
    • Spin-on fuel filter
  • Lube System
    • Low profile oil pan
    • Spin-on lube oil filter
    • Lube oil pressure switch
  • Power Take Off (PTO)
    • Provision for Power Take Off (PTO)
  • General
    • 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