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Industrial

Cat® C7.1 Diesel Engine

  • Minimum Power
    150.0 bhp
  • Maximum Power
    217 HP
  • Maximum Power
    220.0 bhp
  • Maximum Torque
    663 lb-ft @ 1400 rpm
Power Rating
Minimum Power
150.0 bhp
Maximum Power
217 HP
Maximum Power
220.0 bhp
Maximum Torque
663 lb-ft @ 1400 rpm
Rated Speed
1950-2200 rpm
Minimum Power
150 HP
Rated Speed
1950-2200 rpm
Emission Standards
Emissions
China Nonroad III, U.S. EPA Tier 2 Equivalent, EU Stage II Equivalent
Emissions
China Nonroad Stage III, UN ECE R96 Stage IIIA
General
Engine Configuration
Inline 6, 4-Stroke-Cycle
Engine Configuration
Inline 6, 4-Stroke-Cycle
Bore
105 mm (4.13 in)
Bore
105 mm (4.13 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)
Compression Ratio
18.2:1
Aspiration
Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation
Counterclockwise
Rotation from Flywheel End
Counterclockwise
Aftertreatment
-
Engine Dimensions - Approximate
Length
44.9 in
Width
28.4 in
Height
32.3 in
Weight
1118 lb
Height
797 mm (31.4 in)
Length
929 mm (35.5 in)
Weight
506 kg (1115 lb)
Width
668 mm (26.2 in)
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
Length
929 mm (35.5 in)
Width
668 mm (26.2 in)
Height
797 mm (31.4 in)
Weight
506 kg (1115 lb)
  • Air Inlet
    • Standard air cleaners
  • 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
  • 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