Power Rating
| Maximum Power | 25.3 hp 18.9 kW |
| Maximum Torque | 72.2 lb-ft @ 1600 rpm 97.9 Nm @ 1600 rpm |
| Rated Speed | 2200 rpm 2200 rpm |
| Minimum Power | 25.3 hp 18.9 kW |
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Industrial Diesel Engines C1.7 China NR4
Key Specs
- Maximum Power
- 25.3 hp
- 18.9 kW
- Maximum Torque
- 72.2 lb-ft @ 1600 rpm
- 97.9 Nm @ 1600 rpm
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV
Overview
The C1.7 is an indirect injection industrial diesel engine meeting China Nonroad Stage IV emission standards without the need for electronic control, aftertreatment or exhaust gas recirculation. It is available with many factory configurable options to minimize the costs of machine development and of manufacturing.
Features At A Glance
The stiff block and indirect injection system make this a quiet engine, minimizing operator fatigue and saving money forOEMs in sound attenuation measures.
- 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 China NR4
Emission Standards
| Emissions | China Nonroad Stage IV China Nonroad Stage IV |
General
| Engine Configuration | In-Line 3 In-Line 3 |
| Bore | 3.3 in 84 mm |
| Stroke | 3.9 in 100 mm |
| Displacement | 101.4 in³ 1.662 l |
| Compression Ratio | 23:01 23:01 |
| Aspiration | Naturally aspirated Naturally aspirated |
| Combustion System | indirect injection indirect injection |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | NA NA |
Engine Dimensions - Approximate
| Length | 22.2 in 564 mm |
| Width | 17.8 in 453 mm |
| Height | 25.7 in 654 mm |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 353 lb 160 kg |
C1.7 China NR4 Standard Equipment
Air Inlet System
- Standard air cleaner
- Naturally aspirated
Control System
- Alternator 12 volt 65 or 85 amp
- Starter motor 12 volt
- Glow plug starting aid
- Electronic control unit with mechanical fuel system
- N/A
- 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
- Indirect injection
- 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 on request
- Induction manifold options
- Engine mounting
- Block heater provision
Aftertreatment/Clean Emissions Control Equipment
- NA
- NA
See how C1.7 China NR4 compares against frequently compared products.
Industrial
C1.7 China NR4
Selected
- Maximum Power
- 25.3 hp
- 18.9 kW
- Maximum Torque
- 72.2 lb-ft @ 1600 rpm
- 97.9 Nm @ 1600 rpm
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV
Industrial
C1.1 China NR4
- Maximum Power
- 28.2 hp
- 21 kW
- Maximum Torque
- 63.4 lb/ft
- 86 N·m
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV
Industrial
C2.2 China NR4
- Maximum Power
- 74 hp
- 55 kW
- Maximum Torque
- 199 lb-ft @ 1600 rpm
- 270 Nm @ 1600 rpm
- Emissions
- China Nonroad Stage IV
- China Nonroad Stage IV
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