Industrial Diesel Engines C1.1

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Key Specs

Maximum Power
28.2 HP
21 kW
Maximum Torque
63.4 lb/ft
86 N·m
Emissions
China Nonroad Stage IV
China Nonroad Stage IV

Overview

The C1.1 and C1.1T are indirect injection industrial diesel engines meeting China Nonroad Stage IV emission standards without the need for electronic control, aftertreatment or exhaust gas recirculation. Available as naturally aspirated or turbocharged for improved low speed torque, we also offer a range of factory configurable options to minimize the cost of machine development and of manufacturing if equipped with e-controller

Product Specifications for C1.1

Maximum Power 28.2 HP 21 kW
Maximum Torque 63.4 lb/ft 86 N·m
Rated Speed 3400 rpm 3400 rpm
Minimum Power 21.6 HP 16.1 kW
Emissions China Nonroad Stage IV China Nonroad Stage IV
Engine Configuration In-line-3 In-line-3
Bore 3 in 77 mm
Stroke 3.2 in 81 mm
Displacement 67.1 in³ 1.1 l
Compression Ratio 23:1 23:1
Aspiration Naturally aspirated (NA)/turbocharged (T) Naturally aspirated (NA)/turbocharged (T)
Combustion System indirect injection indirect injection
Rotation from Flywheel End counterclockwise counterclockwise
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

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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