Power Rating
| Maximum Power | 23.8 hp 17.8 kW |
| Maximum Torque | 92 lb-ft @ 1800 rpm 125 Nm @ 1800 rpm |
| Rated Speed | 2200 rpm 2200 rpm |
| Minimum Power | 23.8 hp 17.8 kW |
Account
If you already have an existing account with another Cat App, you can use the same account to sign in here
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Welcome Back!
My Account Dashboard
Account Information
Site Settings
Security
Industrial Diesel Engines C1.7
Request A Price Find DealerKey Specs
- Maximum Power
- 23.8 hp
- 17.8 kW
- Maximum Torque
- 92 lb-ft @ 1800 rpm
- 125 Nm @ 1800 rpm
- Emissions
- U.S. EPA Tier 4 Final
- U.S. EPA Tier 4 Final
Overview
Cat® C1.7 Industrial Diesel deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options ensures these engines are ideal for a wide range of small, off road applications. Single-side servicing improves ease of maintenance and lowers overall owner operating costs. 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. C1.7 engines, with ratings: 23.6 & 26.1 bkW (31.6 & 35 bhp) @ 2400 & 2600 rpm, meet U.S. EPA Tier 4 Final emission standards. They are available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.
Features At A Glance
- 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
Product Specifications for C1.7
Emission Standards
| Emissions | U.S. EPA Tier 4 Final U.S. EPA Tier 4 Final |
General
| Engine Configuration | In-Line 3 In-Line 3 |
| Bore | 3.3 in 84 mm |
| Stroke | 3.9 in 100 mm |
| Displacement | 103.7 in³ 1.7 l |
| Compression Ratio | 23.0:1 23.0:1 |
| Aspiration | Naturally Aspirated (NA)/Turbocharged (T) Naturally Aspirated (NA)/Turbocharged (T) |
| Combustion System | Indirect Injection Indirect Injection |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
| Total Lubricating Oil Capacity | 1.58 gal (US) 6 l |
Engine Dimensions - Approximate
| Length | 22.5 in 572 mm |
| Width | 19.7 in 502 mm |
| Height | 25.3 in 643 mm |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 368 lb 167 kg |
Aftertreatment Dimensions
| Length | 22.5 in 572 mm |
| Weight | 12.8 lb 5.8 kg |
Aftertreatment Dimensions*
| Diameter | 6.1 in 155 mm |
C1.7 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)
See how C1.7 compares against frequently compared products.
Industrial
C1.7
Selected
- Maximum Power
- 23.8 hp
- 17.8 kW
- Maximum Torque
- 92 lb-ft @ 1800 rpm
- 125 Nm @ 1800 rpm
- Emissions
- U.S. EPA Tier 4 Final
- U.S. EPA Tier 4 Final
Industrial
C18 China NR4 (<560kW)
- Maximum Power
- 630 hp
- 470 kW
- Maximum Torque
- 2178 lb-ft @ 1300 rpm
- 2953 Nm @ 1300 rpm
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV
Industrial
C15 China NR4
- Maximum Power
- 580 hp
- 433 kW
- Maximum Torque
- 1958 lb-ft @ 1400 rpm
- 2655 Nm @ 1400 rpm
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV