C1.1

C1.1

The C1.1 Industrial Diesel Engine is offered in ratings ranging from 13.7-21.0 bkW (18.4-28.2 bhp) @ 2200-3000 rpm. These ratings meet EPA Tier 4 Final emission standards. They are also available for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-regulated areas. 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.

Maximum Power 28.2 hp 21 kW
Maximum Torque 49.4 lb-ft @ 2400 rpm 67 Nm @ 2400 rpm
Emissions U.S. EPA Tier 4 Interim Equivalent U.S. EPA Tier 4 Interim Equivalent

Technicial Specifications

Power Rating
Maximum Power 28.2 hp 21 kW
Maximum Torque 49.4 lb-ft @ 2400 rpm 67 Nm @ 2400 rpm
Rated Speed 2200-3400 rpm 2200-3400 rpm
Minimum Power 19.7 hp 14.7 kW
Emission Standards
Emissions U.S. EPA Tier 4 Interim Equivalent U.S. EPA Tier 4 Interim Equivalent
Engine Dimensions - Approximate
Length 19.3 in 491 mm
Width 15.7 in 400 mm
Height 22.7 in 576 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 191 lb 87 kg
General
Engine Configuration Inline 3, 4-Stroke-Cycle Diesel Inline 3, 4-Stroke-Cycle Diesel
Bore 3 in 77 mm
Stroke 3.2 in 81 mm
Displacement 69 in³ 1.13 l
Compression Ratio 23.0:1 23.0:1
Aspiration Naturally Aspirated (NA) Naturally Aspirated (NA)
Combustion System Indirect Injection Indirect Injection
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment - -

Advantages and Features

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

Delivers impressive performance throughout a wide speed range while maintaining low operating costs.

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 Size

Ultra-compact package size ensures ease of installation as well as exceptional power density.

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 SOSSM 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

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including SOSSM 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

Standard Equipment

  • Air Inlet System
    • Inlet manifold with choice of inlets.
  • Control System
    • Alternator 12 volt 40 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
  • Fuel System
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Low profile oil pan
    • Spin-on lube oil filter
    • Lube oil pressure switch
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Paint: Caterpillar yellow, with optional colors available at request