C1.7

C1.7

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 UN ECE R96 Stage IIIA 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.

Maximum Power 35 hp 26.1 kW
Maximum Torque 78.1 lb-ft @ 1800 rpm 106 Nm @ 1800 rpm
Emissions UN ECE R96 Stage IIIA UN ECE R96 Stage IIIA

Technicial Specifications

Power Rating
Maximum Power 35 hp 26.1 kW
Maximum Torque 78.1 lb-ft @ 1800 rpm 106 Nm @ 1800 rpm
Rated Speed 2400-2600 rpm 2400-2600 rpm
Minimum Power 31.6 hp 23.6 kW
Emission Standards
Emissions UN ECE R96 Stage IIIA UN ECE R96 Stage IIIA
Engine Dimensions - Approximate
Length 22.5 in 572 mm
Width 17.8 in 453 mm
Height 25.3 in 643 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 359 lb 163 kg
General
Engine Configuration Inline 3, 4-Stroke-Cycle Diesel Inline 3, 4-Stroke-Cycle Diesel
Bore 3.3 in 84 mm
Stroke 3.9 in 100 mm
Displacement 101.4 in³ 1.662 l
Compression Ratio 23.0:1 23.0:1
Aspiration Naturally Aspirated (NA) Naturally Aspirated (NA)
Combustion System Indirect Injection Indirect Injection
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment - -

Advantages and 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

Standard Equipment

  • Air Inlet System
    • Inlet manifold with choice of inlets.
  • Control System
    • Alternator 12 volt 40 amp
    • Starter motor 12 volt
    • Glow plug starting aid
  • Cooling System
    • Belt-driven coolant pump
    • Coolant temperature switch
    • Choice of cooling fans
  • Flywheel & Flywheel Housing
    • SAE No. 6 1/2 flywheel
    • Choice of SAE No. 5 or standard backplate flywheel housing
  • Fuel System
    • Fuel injection pump
    • Spin-on fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Lube oil filter
    • Lube oil pressure switch
    • Lube oil sump
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Cold start capability to -20° C (-4° F)
    • Gradeability 35° continuous
    • Paint: Caterpillar yellow, with optional colors available at request

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