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C7.1

Industrial Diesel Engines

The Cat® C7.1 Industrial Diesel Engine is offered in ratings ranging from 116-205 bkW (156.2 bhp-275 bhp) @2200 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. Industries and applications powered by C7.1 ACERT 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 205 kW
Maximum Torque 1050 Nm @ 1400 rpm
Rated Speed 2200-2500 rpm
Minimum Power 116 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

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Power Rating
Maximum Power 205 kW
Maximum Torque 1050 Nm @ 1400 rpm
Rated Speed 2200-2500 rpm
Minimum Power 116 kW
Emission Standards
Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
General
Engine Configuration In-Line 6, 4-Stroke-Cycle Diesel
Bore 105 mm
Stroke 135 mm
Displacement 7.01 l
Aspiration Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Engine Dimensions - Approximate
Length 929 mm
Width 668 mm
Height 817 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 506 kg

SELECT MODELS TO COMPARE

Industrial Diesel Engines

C4.4

Maximum Power 106 kW
Maximum Torque 558 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 68 kW
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C9

Maximum Power 280 kW
Maximum Torque 1668 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
Minimum Power 205 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

C9.3B

Maximum Power 340 kW
Maximum Torque 2088 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
Minimum Power 250 kW
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Industrial Diesel Engines

C4.4

Maximum Power 150 kW
Maximum Torque 825 Nm @ 1400 rpm
Rated Speed 2200 rpm
Minimum Power 82 kW
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Industrial Diesel Engines

3512B

Maximum Power 1231 kW
Maximum Torque 7180 Nm @ 1450 rpm
Rated Speed 1800 rpm
Minimum Power 1119 kW
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Industrial Diesel Engines

C6.6

Maximum Power 205 kW
Rated Speed 2200-2500 rpm
Minimum Power 89 kW
Emissions U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
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Industrial Diesel Engines

C11

Maximum Power 336 kW
Maximum Torque 2056 Nm @ 1400 rpm
Rated Speed 1800-2100 rpm
Minimum Power 242 kW
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