Industrial Diesel Engines C1.1

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Key Specs

Maximum Power
24 HP
18.4 kW
Maximum Torque
63 lb-ft @ 1600 rpm
86 Nm @ 1600 rpm
Emissions
U.S. EPA Tier 4 Final, EU Stage V
U.S. EPA Tier 4 Final, EU Stage V

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.

Product Specifications for C1.1

Maximum Power 24 HP 18.4 kW
Maximum Torque 63 lb-ft @ 1600 rpm 86 Nm @ 1600 rpm
Rated Speed 2800 rpm 2800 rpm
Minimum Power 19.3 HP 14.4 kW
Emissions U.S. EPA Tier 4 Final, EU Stage V U.S. EPA Tier 4 Final, EU Stage V
Engine Configuration In-Line 3 In-Line 3
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)/Turbocharged (T) Naturally Aspirated (NA)/Turbocharged (T)
Combustion System Indirect Injection Indirect Injection
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment - -
Length 19.3 in 491 mm
Width 15.8 in 400 mm
Height 22.7 in 576 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 211 lb 96 kg

C1.1 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

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