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Industrial

Cat® C7.1 Diesel Engine

  • Minimum Power
    156.2 bhp
  • Maximum Power
    275 HP
  • Maximum Power
    275.0 bhp
  • Maximum Torque
    774 lb-ft @ 1400 rpm
Power Rating
Minimum Power
156.2 bhp
Maximum Power
275 HP
Maximum Power
275.0 bhp
Maximum Torque
774 lb-ft @ 1400 rpm
Rated Speed
2200-2500 rpm
Minimum Power
155.6 HP
Rated Speed
2200 rpm
Emission Standards
Emissions
China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent
Emissions
China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
General
Engine Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Engine Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Bore
105 mm (4.1 in)
Bore
105 mm (4.1 in)
Bore
4.1 in
Stroke
5.3 in
Stroke
135 mm (5.3 in)
Stroke
135 mm (5.3 in)
Displacement
427.7 in³
Displacement
7.01 L (427.7 in³)
Aspiration
Turbocharged Aftercooled (TA)
Displacement
7.01 L (427.7 in³)
Aspiration
Turbocharged Aftercooled (TA)
Rotation
Counterclockwise
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-
Engine Dimensions - Approximate
Length
36.6 in
Width
26.3 in
Height
32.2 in
Weight
1115 lb
Height
835 mm (32.87 in)
Length
929 mm (35.5 in)
Weight
524 kg (1155 lb)
Width
725 mm (28.5 in)
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
Length
929 mm (35.5 in)
Width
725 mm (28.5 in)
Height
835 mm (32.87 in)
Weight
524 kg (1155 lb)
  • 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, detailed guidance on cooling system design and validation available to ensure machine reliability
  • Exhaust System
    • Diesel particulate filter and regeneration system supplied, with a range of inlet and outlet options
  • Flywheels and Flywheel Housing
    • Wide choice of drivetrain interfaces, including SAE1, SAE2 or SAE3 configurations
  • Fuel System
    • Electronic high pressure common rail, ACERTTM 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, factory fitted compressors are also available.
  • General
    • Paint: Caterpillar yellow, with optional colors available at request