Cat® C7.1 Diesel Engine
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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Power Rating
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- Maximum Power
- 217HP
- Maximum Torque
- 663lb-ft @ 1400 rpm
- Rated Speed
- 1950-2200 rpm
- Minimum Power
- 150HP
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Emission Standards
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- Emissions
- China Nonroad Stage III, UN ECE R96 Stage IIIA
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Engine Dimensions - Approximate
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- Length
- 44.9in
- Width
- 28.4in
- Height
- 32.3in
- Weight - Net Dry - Basic Operating Engine Without Optional Attachments
- 1118lb
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General
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- Engine Configuration
- Inline 6, 4-Stroke-Cycle
- Bore
- 4.1in
- Stroke
- 5.3in
- Displacement
- 427.7in³
- Compression Ratio
- 18.2:1
- Aspiration
- Turbocharged Aftercooled (TA)
- Combustion System
- Direct Injection
- Rotation from Flywheel End
- Counterclockwise
- Aftertreatment
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Standard Equipment:
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Air Inlet
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- Standard air cleaners
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Cooling System
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- Top tank temperature 108°C (226°F) as standard to minimize cooling pack size, 50:50 water glycol mix, detailed guidance on cooling system design and validation available to ensure machine reliability
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Exhaust System
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- Diesel particulate filter and regeneration system supplied, with a range of inlet and outlet options
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Flywheels And Flywheel Housing
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- Wide choice of drivetrain interfaces, including SAE1, SAE2 or SAE3 configurations
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Lube System
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- Wide choice of sumps for different applications
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Power Take Off
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- SAE A or SAE B flanges on left-hand side. Right- hand side twin PTO also available. Engine power can also be taken from the front of the engine on some applications, factory fitted compressors are also available.
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General
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- Paint: Caterpillar yellow, with optional colors available at request
