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Overview

The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21 bkW (18.4-28 bhp) @ 2200-3400 rpm are available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-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 and Underground Mining Equipment.

Power Rating

Units:
Minimum Rating 24.0 bhp 17.9 bkW Less
Maximum Rating 24.0 bhp 17.9 bkW Less
Rated Speed 3000 rpm 3000 rpm Less

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

General

Engine Configuration Inline 3, 4-Stroke-Cycle Diesel Inline 3, 4-Stroke-Cycle Diesel Less
Bore 77 mm (3.03 in) 77 mm (3.03 in) Less
Stroke 81 mm (3.19 in) 81 mm (3.19 in) Less
Displacement 1.131 L (69 in³) 1.131 L (69 in³) Less
Aspiration Naturally Aspirated (NA) Naturally Aspirated (NA) Less
Compression Ratio 23:1 23:1 Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less
Cooling System Capacity 5.21 L (5.5 qt) 5.21 L (5.5 qt) Less
Lube System (refill) 4.9 L (5.2 qt) 4.9 L (5.2 qt) Less

Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)

Length 778 mm (30.6 in) 778 mm (30.6 in) Less
Width 438 mm (17.2 in) 438 mm (17.2 in) Less
Height 730 mm (28.7 in) 730 mm (28.7 in) Less
Weight - Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C) 129 kg (284 lb) 129 kg (284 lb) Less

Emissions

Meets U.S. EPA Tier 4 Interim equivalent emission standards. Available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

High Performance

This radiator-cooled package delivers impressive performance up to a 3000 rpm rating.

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Package

Ultra-compact package size ensures ease of installation as well as exceptional density. Radiators have been designed and air filters positioned for easy installation.

Low Cost Maintenance

Single-side servicing improves ease of maintenance and simplifies the servicing routine. Standard 500 hour service intervals.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including S•O•SSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

C1.1 Standard Equipment

Air Inlet System
  • Inlet manifold

Control System
  • Alternator 12 volt 15 amp
  • Starter motor 12 volt
  • Glow plug starting aid

Cooling System
  • Belt-driven coolant pump
  • Coolant temperature switch
  • Mounted radiator and fan

Flywheel and Flywheel Housing
  • SAE No. 6 1/2 flywheel
  • SAE No. 5 flywheel housing

Fuel System
  • Fuel injection pump
  • Fuel filter
  • Electronic Shut-off Solenoid (ESOS)

Lube System
  • Spin-on lube oil filter
  • Lube oil pressure switch
  • Lube oil sump

Power Take Off (PTO)
  • Provision for timing case rear facing PTO

General
  • Cast iron, engine block
  • Cast iron exhaust manifold--side outlet
  • Cold start capability to -20° C (-4° F)
  • Paint: Cat yellow, with optional colors available at request

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