Cat® C7.1 Diesel Engine
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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Power Rating
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- Maximum Power
- 275HP
- Maximum Torque
- 774lb-ft @ 1400 rpm
- Rated Speed
- 2200-2500 rpm
- Minimum Power
- 155.6HP
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Emission Standards
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- Emissions
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
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Engine Dimensions - Approximate
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- Length
- 36.6in
- Width
- 26.3in
- Height
- 32.2in
- Weight - Net Dry - Basic Operating Engine Without Optional Attachments
- 1115lb
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General
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- Engine Configuration
- In-Line 6, 4-Stroke-Cycle Diesel
- Bore
- 4.1in
- Stroke
- 5.3in
- Displacement
- 427.7in³
- Aspiration
- Turbocharged Aftercooled (TA)
- 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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Control System
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- Full electronic control system, all connectors and wiring looms waterproof and designed to withstand harsh off-highway environments, flexible and configurable software features and well supported SAE J1939 CAN bus enables highly integrated machines
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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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Fuel System
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- Electronic high pressure common rail, ACERTTM Technology, innovative filter design to ensure maximum protection of the engine.
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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
