Cat® C1.7 Diesel Engine

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 EU Stage IIIA (U.S. EPA Tier 4 Interim equivalent) 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.

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Power Rating

Minimum Power
31.6bhp
Maximum Power
35.0bhp
Rated Speed
2400 & 2600 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Interim Equivalent

General

Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
84 mm (3.3 in)
Stroke
100 mm (3.9 in)
Displacement
1.662 L (101.4 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
23.0:1
Combustion System
Indirect Injection
Rotation (from flywheel end)
Counterclockwise
Lube System (refill)
10.6 L (11.2 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
564 mm (22.2 in)
Width
453 mm (17.8 in)
Height
654 mm (25.7 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
160 kg (353 lb)

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