Cat® C1.1 Diesel Engine

Cat® C1.1 Diesel Engine

The Cat® C1.1 Industrial Diesel Engine is offered in ratings ranging from 14.4-18.4 bkW (19.3-24.7 bhp) @ 1800-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm are also available for Europe and, depending on applicable emission standards, may be introduced in other 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, Underground Mining Equipment.

Engine Configuration
In-Line 3, 4-Stroke-Cycle Diesel
Cooling System Capacity
1.9 L (2 qt)
Lube System (refill)
3.4-4.4 L (3.6-4.6 qt)
Length
491 mm (19.33 in)

General

Engine Configuration
In-Line 3, 4-Stroke-Cycle Diesel
Cooling System Capacity
1.9 L (2 qt)
Lube System (refill)
3.4-4.4 L (3.6-4.6 qt)
Engine Configuration
In-Line 3
Bore
77 mm (3.03 in)
Bore
3in
Stroke
81 mm (3.19 in)
Stroke
3.2in
Displacement
1.13 L (69 in³)
Displacement
69in³
Cooling System - Capacity
1.9 L (2 qt)
Aspiration
Naturally Aspirated (NA)
Lube System - Refill
3.4-4.4 L (3.6-4.6 qt)
Compression Ratio
23.0:1
Combustion System
Indirect Injection
Rotation from Flywheel End
Counterclockwise

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 - Net Dry (Basic Operating Engine Without Optional Attachments)
87 kg (191 lb)

Power Rating

Maximum Torque
66lb-ft @ 1600 rpm
Minimum Power
19.3HP
Maximum Power
25HP
Rated Speed
2200-3400 rpm

Engine Dimensions - Approximate

Weight - Net Dry - Basic Operating Engine Without Optional Attachments
191lb
Width
15.7in
Length
19.3in
Height
22.7in
Height
576 mm (22.7 in)
Length
491 mm (19.33 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
87 kg (191 lb)
Width
400 mm (15.74 in)

Emission Standards

Emissions
U.S. EPA Tier 4 Final, EU Stage V

Standard Equipment:

  • 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

Optional Equipment: