Cat® C1.7 Diesel Engine

  • Overview
CALCULATE FINANCE

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

Tier 4 Final Aftertreatment Features

Regeneration Free. The Diesel Oxidation Catalyst (DOC) technology provides customers with an aftertreatment solution that is as compact as possible. The aftertreatment is regeneration-free, providing a seamless operation throughout the work cycle. Mounting. Mounted on-engine, as standard. This will provide the simplest installation and the lowest total cost for the equipment manufacturer. An off-engine option will be offered for some equipment.

Power Rating
Maximum Power 30 kW (40.2 HP)
Maximum Torque 125 Nm @ 1800 rpm (92 lb-ft @ 1800 rpm)
Rated Speed 2800 rpm
Minimum Power 25 kW (33.5 HP)
Emission Standards
Emissions U.S. EPA & CARB Tier 4 Final
General
Engine Configuration In-Line 3
Bore 84 mm (3.3 in)
Stroke 100 mm (3.9 in)
Displacement 1.7 l (103.7 inu00b3)
Compression Ratio 18.0:1
Aspiration Turbocharged (T)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment DOC
Engine Dimensions - Approximate
Length 640 mm (25.2 in)
Width 545 mm (21.4 in)
Height 736 mm (28.9 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 190 kg (419 lb)
Aftertreatment Dimensions
Length 408 mm (16 in)
Aftertreatment Dimensions*
Diameter 155 mm (6.1 in)
Aftertreatment Dimensions
Weight 5.8 kg (12.8 lb)

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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