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Caterpillar

Cat® C1.7 Diesel Engine

Cat® C1.7 Industrial Diesel 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 C1.7 engines include: Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Construction, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Pumps, Trenchers, Turf and Landscaping and Underground Mining Equipment. C1.7 engines, with ratings: 23.6 & 26.1 bkW (31.6 & 35 bhp) @ 2400 & 2600 rpm, meet U.S. EPA Tier 4 Final emission standards. They are available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.

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C1.7 Tier 4 Diesel Engines – Highly Regulated
C1.7 Tier 4 Diesel Engines – Highly Regulated

Features

Reliable, Quiet and Durable Power

High Performance

Fuel Efficiency

Broad Application Range

Package Size

World-class Product Support Offered Through Global Cat Dealer Network

Tier 4 Final Aftertreatment Features

Details

Specifications

Spec Value
Maximum Power 23.8 hp 17.8 kW
Maximum Torque 92 lb-ft @ 1800 rpm 125 Nm @ 1800 rpm
Rated Speed 2200 rpm 2200 rpm
Minimum Power 23.8 hp 17.8 kW
Spec Value
Emissions U.S. EPA Tier 4 Final U.S. EPA Tier 4 Final
Spec Value
Engine Configuration In-Line 3 In-Line 3
Bore 3.3 in 84 mm
Stroke 3.9 in 100 mm
Displacement 103.7 in³ 1.7 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 - -
Total Lubricating Oil Capacity 1.58 gal (US) 6 l
Spec Value
Length 22.5 in 572 mm
Width 19.7 in 502 mm
Height 25.3 in 643 mm
Weight – Net Dry – Basic Operating Engine Without Optional Attachments 368 lb 167 kg
Spec Value
Length 22.5 in 572 mm
Weight 12.8 lb 5.8 kg
Spec Value
Diameter 6.1 in 155 mm

Standard Equipment

Air Inlet System

  • Standard air cleaner
  • Turbocharger

Control System

  • Alternator 12 volt 85 amp
  • Starter motor 12 volt
  • Glow plug starting aid
  • Electronic control unit
  • Flexible and configurable software features and well supported SAE J1939 CAN bus enables highly integrated machines
  • All connectors and wiring harness are waterproof and designed to withstand harsh non-road environments
  • Robust reliable sensors

Cooling System

  • Belt-driven coolant pump
  • Coolant temperature switch
  • Choice of cooling fans
  • Fan drive options

Flywheel & Flywheel Housing

  • Flywheel and flywheel housing options

Fuel System

  • Electronic 2000 bar common rail fuel system
  • Spin-on fuel filter
  • Simple pintle nozzle injectors

Lube System

  • Spin on oil filter
  • Lube oil pressure switch
  • Sump options for various applications

Power Take Off (PTO)

  • SAE A PTO drive

General

  • Cast iron, engine block
  • Cast iron exhaust manifold options
  • Paint: Caterpillar yellow, with optional colors available at request
  • Induction manifold options
  • Engine mounting
  • Block heater provision

U.S. EPA Tier 4 Final Aftertreatment/Clean Emissions Control Equipment

  • Diesel Oxidation Catalyst (DOC)

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