Industrial Diesel Engines

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Industrial Diesel Engines C7.1 China NR4

The Cat® C7.1 industrial diesel engine is offered in ratings from 130-205 kW (174-275 hp) and meets China Nonroad Stage IV emission standards. The C7.1 is designed to meet the needs of many industries and applications, including bore/drill rigs, chippers/grinders, material handling, mining, earthmoving equipment, paving equipment, pumps, fruit harvesters equipment, turf and underground mining equipment.

Maximum Power

205 kW

Maximum Torque

1257 Nm @ 1400 rpm

Emissions

China Nonroad Stage IV

FEATURES AT A GLANCE

  • Installation
  • Advanced Features
  • Ideal Applications
  • Total Cost of Ownership
  • Cat Dealer Product Support
  • Safety
Boasting one of Caterpillar's most modular engine designs to date, the Cat C7.1 also features an engine-mounted aftertreatment that saves OEMs valuable time and space when installing into a wide variety of machines—especially industrial and construction applications. OEMs also enjoy a 20% length, 5% height and 40% weight reduction when downsizing from 9-liter platforms.

PRODUCT SPECIFICATIONS FOR Industrial Diesel Engines C7.1 China NR4

Power Rating

Maximum Power 205 kW
Maximum Torque 1257 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 130 kW
Maximum Power
205 kW
Maximum Torque
1257 Nm @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
130 kW

Emission Standards

Emissions China Nonroad Stage IV
Emissions
China Nonroad Stage IV

General

Engine Configuration In-Line 6
Bore 105 mm
Stroke 135 mm
Displacement 7 l
Compression Ratio 16.5:1
Aspiration Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment DOC+DPF+SCR
Engine Configuration
In-Line 6
Bore
105 mm
Stroke
135 mm
Displacement
7 l
Compression Ratio
16.5:1
Aspiration
Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR

Engine Dimensions - Approximate

Length 870 mm
Width 798 mm
Height 911 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 845 kg
Length
870 mm
Width
798 mm
Height
911 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
845 kg

Aftertreatment Dimensions

Length 733 mm
Width 769 mm
Height 455 mm
Weight 107 kg
Length
733 mm
Width
769 mm
Height
455 mm
Weight
107 kg

Aftertreatment Dimensions*

Diameter 338 mm
Diameter
338 mm

SEE HOW CAT Industrial Diesel Engines C7.1 China NR4 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Industrial Diesel Engines

C15 China NR4

Maximum Power-433 kW

Maximum Torque-2655 Nm @ 1400 rpm

Emissions-China Nonroad Stage IV


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Industrial Diesel Engines

C0.5

Maximum Power-10.2 kW

Maximum Torque-29.7 Nm @ 2600 rpm

Emissions-U.S. EPA Tier 4 Final, EU Stage V


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Industrial Diesel Engines

C1.7

Maximum Power-30 kW

Maximum Torque-125 Nm @ 1800 rpm

Emissions-U.S. EPA & CARB Tier 4 Final


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Industrial Diesel Engines

C15 China NR4

Maximum Power-433 kW

Maximum Torque-2655 Nm @ 1400 rpm

Emissions-China Nonroad Stage IV


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Industrial Diesel Engines

C0.5

Maximum Power-10.2 kW

Maximum Torque-29.7 Nm @ 2600 rpm

Emissions-U.S. EPA Tier 4 Final, EU Stage V


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Industrial Diesel Engines

C1.7

Maximum Power-30 kW

Maximum Torque-125 Nm @ 1800 rpm

Emissions-U.S. EPA & CARB Tier 4 Final


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