Industrial
Cat® C7.1 Industrial Power Unit
-
Minimum Rating156 bhp
-
Maximum Power275 HP
-
Maximum Power275 HP
-
Maximum Rating275 bhp
Power Rating
- Minimum Rating
- 156 bhp
- Maximum Power
- 275 HP
- Maximum Power
- 275 HP
- Maximum Rating
- 275 bhp
- Maximum Rating
- 275 BHP
- Maximum Torque
- 774 lb-ft @ 1400 rpm
- Maximum Torque
- 774 lb-ft @ 1400 rpm
- Minimum Rating
- 156 BHP
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
- Minimum Power
- 156 HP
- Minimum Power
- 156 HP
- Rated Speed
- 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm
Emission Standards
- 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
General
- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Engine Configuration
- Inline 6, 4-Stroke-Cycle Diesel
- Bore
- 4.1 in
- Bore
- 4.1 in
- Bore
- 105 mm (4.1 in)
- Bore
- 105 mm (4.1 in)
- Stroke
- 5.3 in
- Stroke
- 5.3 in
- Displacement
- 427.7 in³
- Displacement
- 427.7 in³
- Stroke
- 135 mm (5.3 in)
- Stroke
- 135 mm (5.3 in)
- Compression Ratio
- 16.8:1
- Compression Ratio
- 16.8:1
- Aspiration
- Turbocharged Aftercooled (TA)
- Aspiration
- Turbocharged Aftercooled (TA)
- Displacement
- 7.01 L (427.7 in³)
- Displacement
- 7.01 L (427.7 in³)
- Combustion System
- Direct Injection
- Combustion System
- Direct Injection
- Aspiration
- Turbocharged Aftercooled (TA)
- Rotation from Flywheel End
- Counterclockwise
- Rotation from Flywheel End
- Counterclockwise
- Compression Ratio
- 16.8:1
- Aftertreatment
- -
- Aftertreatment
- -
- Combustion System
- Direct Injection
- Rotation
- Counterclockwise
Power Unit Dimensions
- Length
- 68 in
- Length
- 68 in
- Width
- 31 in
- Width
- 31 in
- Height
- 44.8 in
- Height
- 44.8 in
- Weight
- 1737 lb
- Weight
- 1737 lb
Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)
- Length
- 1728 mm (68 in)
- Width
- 788 mm (31 in)
- Height
- 1140 mm (44.8)
Power Unit Dimensions - Approximate
- Weight
- 788 kg (1737 lbs)
- Width
- 788 mm (31 in)
- Height
- 1140 mm (44.8)
- Length
- 1728 mm (68 in)
-
Air Inlet
- Standard air cleaners
-
Control System
- 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
-
Cooling System
- 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.
-
Flywheels and Flywheel Housing
- Wide choice of drivetrain interfaces, including SAE No. 1, SAE No. 2, and SAE No. 3 configurations
-
Fuel System
- Electronic high pressure common rail
- ACERT Technology
- Innovative filter design to ensure maximum protection of the engine
-
Lube System
- Wide choice of sumps for different applications
-
Power Take Off
- 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.
-
General
- Paint: Caterpillar yellow