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C7.1

Industrial Diesel Engines

The Cat® C7.1 Industrial Diesel Engine is offered in ratings ranging from 112-162 bkW (150-220 bhp) @ 1950-2200 rpm. These ratings meet China Stage II, U.S. EPA Tier 2 equivalent, and EU Stage II equivalent emission standards. Industries and applications powered by C7.1 engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Feller Bunchers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Skidders, Specialty Ag Equipment, Sprayers, Trenchers and Underground Mining Equipment.

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Maximum Power 162 kW
Maximum Torque 900 Nm @ 1400 rpm
Rated Speed 1950-2200 rpm
Minimum Power 112 kW
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C7.1
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FEATURES & BENEFITS

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. Read more

High Performance

Series turbocharging with smart wastegate available on specific ratings for fast response, high power, and increased torque. Read more

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs. Read more

Fuel & Oil

Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations... Read more

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industria... Read more

Package Size

Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narr... Read more

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... Read more

SPECIFICATIONS FOR C7.1

Collapse All
Power Rating
Maximum Power 162 kW
Maximum Torque 900 Nm @ 1400 rpm
Rated Speed 1950-2200 rpm
Minimum Power 112 kW
Emission Standards
Emissions China Nonroad Stage III, UN ECE R96 Stage IIIA
General
Engine Configuration Inline 6, 4-Stroke-Cycle
Bore 105 mm
Stroke 135 mm
Displacement 7.01 l
Compression Ratio 18.2:1
Aspiration Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Engine Dimensions - Approximate
Length 1140 mm
Width 720 mm
Height 820 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 507 kg

SELECT MODELS TO COMPARE

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3512C

Maximum Power 1120 kW
Maximum Torque 7130 Nm @ 1500 rpm
Rated Speed 1800 rpm
Minimum Power 1120 kW
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Industrial Diesel Engines

C3.6 for Tractors

Maximum Power 100 kW
Maximum Torque 530 Nm @ 1500 rpm
Rated Speed 2000-2400 rpm
Minimum Power 55 kW
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Industrial Diesel Engines

C18 China NR4 (<560kW)

Maximum Power 470 kW
Maximum Torque 2953 Nm @ 1300 rpm
Rated Speed 1800-2000
Minimum Power 429 kW
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Industrial Diesel Engines

C1.5

Maximum Power 30 kW
Maximum Torque 112 Nm @ 1800 rpm
Rated Speed 2200-3000 rpm
Minimum Power 20.7 kW
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Industrial Diesel Engines

C18

Maximum Power 597 kW
Maximum Torque 3655 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 429 kW
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Industrial Diesel Engines

C0.7

Maximum Power 13.3 kW
Maximum Torque 44 Nm @ 2400 rpm
Rated Speed 2200-3600 rpm
Minimum Power 8.8 kW
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Industrial Diesel Engines

3508

Maximum Power 746 kW
Maximum Torque 4263 Nm @ 1450 rpm
Rated Speed 1200-1800 rpm
Minimum Power 507 kW
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Industrial Diesel Engines

C3.4B, Greater than 56 kW (75 hp)

Maximum Power 90 kW
Rated Speed 2200 & 2500 rpm
Minimum Power 63 kW
Emissions U.S. EPA Tier 4 Final
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