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Industrial Diesel Engines

Cat® C7.1 Diesel Engine

Maximum Power

217 HP

Maximum Torque

663 lb-ft @ 1400 rpm

Emissions

China Nonroad Stage III, UN ECE R96 Stage IIIA

SPECIFICATIONS

The Cat® C7.1 Industrial Diesel Engine is offered in ratings ranging from 112-162 bkW (150-220 bhp) @ 1950-2200 rpm. These ratings meet China Stage II, U.S. EPA Tier 2 equivalent, and EU Stage II equivalent emission standards. Industries and applications powered by C7.1 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.

    Emission Standards

    Emissions

    China Nonroad Stage III, UN ECE R96 Stage IIIA

    Engine Dimensions - Approximate

    Length

    44.9 in

    Width

    28.4 in

    Height

    32.3 in

    Weight - Net Dry - Basic Operating Engine Without Optional Attachments

    1,118 lb

    General

    Engine Configuration

    Inline 6, 4-Stroke-Cycle

    Bore

    4.1 in

    Stroke

    5.3 in

    Displacement

    427.7 in³

    Compression Ratio

    18.2:1

    Aspiration

    Turbocharged Aftercooled (TA)

    Combustion System

    Direct Injection

    Rotation from Flywheel End

    Counterclockwise

    Aftertreatment

    -

    Power Rating

    Maximum Power

    217 HP

    Maximum Torque

    663 lb-ft @ 1400 rpm

    Rated Speed

    1950-2200 rpm

    Minimum Power

    150 HP

    • 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

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