Cat® C7.1 Industrial Power Unit
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Power Rating
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- Minimum Rating
- 156bhp
- Maximum Rating
- 275bhp
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
- Maximum Power
- 275HP
- Maximum Torque
- 774lb-ft @ 1400 rpm
- Minimum Power
- 156HP
- Minimum Rating
- 156BHP
- Maximum Rating
- 275BHP
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
- Maximum Power
- 275HP
- Maximum Torque
- 774lb-ft @ 1400 rpm
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
- Minimum Power
- 156HP
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Emission Standards
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- Emissions
- China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent. Designed to meet China Stage III emission standards.
- Emissions
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
- Emissions
- China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
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General
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- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Bore
- 105 mm (4.1 in)
- Stroke
- 135 mm (5.3 in)
- Displacement
- 7.01 L (427.7 in³)
- Aspiration
- Turbocharged Aftercooled (TA)
- Compression Ratio
- 16.8:1
- Combustion System
- Direct Injection
- Rotation (from flywheel end)
- Counterclockwise
- Rotation from Flywheel End
- Counterclockwise
- Bore
- 4.1in
- Stroke
- 5.3in
- Displacement
- 427.7in³
- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Bore
- 105 mm (4.1 in)
- Stroke
- 135 mm (5.3 in)
- Displacement
- 7.01 L (427.7 in³)
- Aspiration
- Turbocharged Aftercooled (TA)
- Compression Ratio
- 16.8:1
- Combustion System
- Direct Injection
- Rotation from Flywheel End
- Counterclockwise
- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Bore
- 4.1in
- Stroke
- 5.3in
- Displacement
- 427.7in³
- Compression Ratio
- 16.8:1
- Aspiration
- Turbocharged Aftercooled (TA)
- Combustion System
- Direct Injection
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Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
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- Length
- 1728 mm (68 in)
- Width
- 788 mm (31 in)
- Height
- 1140 mm (44.8)
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Power Unit Dimensions
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- Weight
- 1737lb
- Weight
- 1737lb
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Power Unit Dimensions - Approximate
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- Weight - Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
- 788 kg (1737 lbs)
- Height
- 1140 mm (44.8)
- Length
- 1728 mm (68 in)
- Width
- 788 mm (31 in)
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
- Cooling system designed for operation in 48 C (118 F) ambient.
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- Flywheels And Flywheel Housing
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- Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
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- Fuel System
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- Electronic high pressure common rail
- ACERT 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.
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- General
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- Paint: Caterpillar yellow
