Industrial Diesel Engines C1.1

Request A Price Find Dealer

Key Specs

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

Overview

Cat® C1.1 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options ensures these engines are ideal for a wide range of small, off road applications. Single-side servicing improves ease of maintenance and lowers overall owner operating costs. 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. C1.1 engines, with ratings: 13.7-21 bkW (18.4-28 bhp) @ 2200-3400 rpm, meet EPA Tier 4 Interim equivalent emission standards. They are available using U.S. EPA Flexibility and for Europe and, depending on applicable emission standards, may be introduced in other regulated and non-regulated areas.

Product Specifications for C1.1

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
Emissions U.S. EPA Tier 4 Interim Equivalent U.S. EPA Tier 4 Interim Equivalent
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 - -
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

C1.1 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

See how C1.1 compares against frequently compared products.

Tools And Expert Help At Every Turn

Check out current offers for the C1.1

View More Offers