Industrial Diesel Engines - Highly Regulated

Cat® C1.7 Diesel Engine

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US
Metric

Overview

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

Minimum Power
23.80 hp
17.80 kW
Maximum Power
23.80 hp
17.80 kW
Rated Speed
2200 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final

General

Engine Configuration
In-Line 3, 4-Stroke-Cycle Diesel
Bore
3.30 in
84.00 mm
84 mm (3.3 in)
Stroke
3.90 in
100.00 mm
90 mm (3.5 in)
Displacement
103.70 in³
1.70 l
1.7L (103.7 in³)
Aspiration
Naturally Aspirated (NA)/Turbocharged (T)
Compression Ratio
23.0:1
Combustion System
Indirect Injection
Rotation from Flywheel End
Counterclockwise
Cooling System Capacity
2.8L (2.96 qt)
Lube System (refill)
3.6L (3.8 qt)

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

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 lbs)

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

Length
408.4 mm (16.07 in)
Weight
5.8 kg (12.79 lb)
Diameter
155 mm (6.1 in)

General

Engine Configuration
In-Line 3
Bore
84 mm (3.3 in)
Stroke
100 mm (3.9 in)
Displacement
1.7L (103.7 in³)
Cooling System - Capacity
2.8L (2.96 qt)
Lube System - Refill
3.6L (3.8 qt)

Engine Dimensions - Approximate

Height
736 mm (28.9 in)
Length
640 mm (25.2 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
190 kg (419 lbs)
Width
545 mm (21.4 in)

Aftertreatment Dimensions - Approximate

Diameter
155 mm (6.1 in)
Length
408.4 mm (16.0 in)
Weight
5.8 kg (12.79 lb)
Weight
5.8 kg (12.79 lb)

Power Rating

Maximum Torque
92.00 lb-ft @ 1800 rpm
125.00 Nm @ 1800 rpm

Engine Dimensions - Approximate

Height
25.30 in
643.00 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
368.00 lb
167.00 kg
Width
19.70 in
502.00 mm
Length
22.50 in
572.00 mm

Aftertreatment Dimensions*

Diameter
6.10 in
155.00 mm

Aftertreatment Dimensions

Length
22.50 in
572.00 mm
Weight
12.80 lb
5.80 kg

General

Aftertreatment
-
Total Lubricating Oil Capacity
1.58 gal (US)
6.00 l
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

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.

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)