Cat® C1.7 Diesel Engine

The Cat® C1.7 Industrial Diesel Engine is offered in the following ratings: 23.6 & 26.1 bkW (31.6 & 35 bhp) @ 2400 & 2600 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. 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.

Power Rating

Maximum Power 23.8hp
Maximum Torque 92lb-ft @ 1800 rpm
Rated Speed 2200 rpm
Minimum Power 23.8hp

Emission Standards

Emissions U.S. EPA Tier 4 Final

General

Engine Configuration In-Line 3
Bore 3.3in
Stroke 3.9in
Displacement 103.7in³
Compression Ratio 23.0:1
Aspiration Naturally Aspirated (NA)/Turbocharged (T)
Combustion System Indirect Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Total Lubricating Oil Capacity 1.58gal (US)

Engine Dimensions - Approximate

Length 22.5in
Width 19.7in
Height 25.3in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 368lb

Aftertreatment Dimensions

Length 22.5in
Weight 12.8lb

Aftertreatment Dimensions*

Diameter 6.1in

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)

Optional Equipment