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Industrial Diesel Engines - Highly Regulated

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

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.

  • Specification Summary

  • Minimum Power 14.4 bkW
  • Maximum Power 21.0 bkW
  • Frequency 2200-3400 rpm
  • Emissions 14.4-18.4 bkW (19.3-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.

Product Details

Power Rating

Minimum Power 14.4 bkW
Maximum Power 21.0 bkW
Frequency 2200-3400 rpm

Emission Standards

Emissions 14.4-18.4 bkW (19.3-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.

General

Engine Configuration In-Line 3, 4-Stroke-Cycle Diesel
Bore 77 mm (3.03 in)
Stroke 81 mm (3.19 in)
Displacement 1.13 L (69 in³)
Aspiration Naturally Aspirated (NA)
Compression Ratio 23:1
Combustion System Indirect Injection
Rotation (from flywheel end) Counterclockwise
Cooling System Capacity 1.9 L (2 qt)
Lube System (refill) 3.4-4.4 L (3.6-4.6 qt)

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)
  • Air Inlet System
    •  Inlet manifold with choice of inlets.
  • Inlet manifold with choice of inlets.
    • Control System
      •  Alternator 12 volt 65 amp
      •  Starter motor 12 volt
      •  Glow plug starting aid
    • Alternator 12 volt 65 amp
      • Starter motor 12 volt
        • Glow plug starting aid
          • Cooling System
            •  Belt-driven coolant pump
            •  Coolant temperature switch
          • 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
              • Fuel injection pump
                • Spin-on fuel filter
                  • Lube System
                    •  Low profile oil pan
                    •  Spin-on lube oil filter
                    •  Lube oil pressure switch
                  • 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
                        • 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
                                Built for it