Industrial engines

C1.7 China Nonroad Stage IV

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 China Nonroad Stage IV emission standards. They are available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.

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Power Rating
Maximum Power25.3 hp
Maximum Torque72.2 lb-ft @ 1400 rpm
Rated Speed2200 rpm
Minimum Power25.3 hp
Emission Standards
EmissionsChina Nonroad Stage IV
General
Engine ConfigurationIn-Line 3
Bore3.3 in
Stroke3.9 in
Displacement101.4 in³
Compression Ratio23:01
AspirationNaturally aspirated
Combustion Systemindirect injection
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Total Coolant Capacity0.66 gal (US)
Engine Dimensions - Approximate
Length22.2 in
Width17.8 in
Height25.7 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments353 lb

Air Inlet System

  • Standard air cleaner
  • Naturally aspirated

Control System

  • Alternator 12 volt 65 or 85 amp
  • Starter motor 12 volt
  • Glow plug starting aid
  • Electronic control unit with mechanical fuel system
  • N/A
  • 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

  • Indirect injection
  • 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 on request
  • Induction manifold options
  • Engine mounting
  • Block heater provision

Aftertreatment/Clean Emissions Control Equipment

  • NA
  • NA
  • C1.7 China Nonroad Stage IV spec sheet
    application/pdf
    Download ↓

Need installed dimensions with enclosure and tank? See Model Configurations