The new electronic Cat™ C1.7 Industrial Diesel Engines, with common rail fuel system, deliver impressive performance throughout a wide speed range with exceptional power density. Ultracompact package size and extensive options make them ideal for agriculture, aerial lifts, compressors, construction, general industrial, irrigation equipment, material handling, mobile earthmoving equipment, mobile light towers, turf and landscaping, underground mining equipment, and welders.

C1.7 EU Stage V, Tier 4 Diesel Engines

Features

  • Reliable, Quiet and Durable Power

    World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

  • High Performance

    Substantial torque rise delivers impressive performance throughout a wide speed range while maintaining low operating costs.

  • Fuel Efficiency

    Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

  • Broad Application Range

    Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

  • Package Size

    Ultra-compact package size ensures ease of installation as well as exceptional power density.

  • World-class Product Support Offered Through Global Cat Dealer Network

    • Scheduled maintenance, including SOSSM sample
    • Customer Support Agreements (CSA)
    • Caterpillar Extended Service Coverage (ESC)
    • Superior dealer service network
    • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Specifications

Units for specifications

Power Rating

Maximum Power 48 hp 36 kW
Maximum Torque 122 lb-ft @ 1600 rpm 166 Nm @ 1600 rpm
Rated Speed 2800 rpm

Emission Standards

Emissions EU Stage V, U.S. EPA Tier 4 Final

General

Engine Configuration In-Line 3
Bore 3.3 in 84 mm
Stroke 3.9 in 100 mm
Displacement 103.7 in³ 1.7 l
Compression Ratio 17.0:1
Aspiration Turbocharged (T)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment DOC+DPF

Engine Dimensions - Approximate

Length 28.1 in 713 mm
Width 21.1 in 536 mm
Height 28.4 in 722 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 419 lb 190 kg

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

Aftertreatment/Clean Emissions Control Equipment

  • Diesel Oxidation Catalyst (DOC)
  • Diesel Particulate Filter (DPF)