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Cat® C3.6 Industrial Diesel Engine for Tractors

The Cat® C3.6 agricultural tractor engine offers the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 90 kW (121 hp) @ 2400 rpm.

The C3.6 is designed to meet the specific requirements of agricultural tractors including structural sump with integral twin balancer shafts.

The C3.6 meets UN ECE R96 Stage IIIA and Brazil MAR-1 emission standards.

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Maximum Power
121HP
Maximum Torque
369lb-ft @ 1500 rpm
Rated Speed
2200-2400 rpm
Minimum Power
74HP
Emissions
UN ECE R96 Stage IIIA, Brazil MAR-1
Length
26.8in
Width
22.2in
Height
33.7in
Weight – Net Dry – Basic Operating Engine Without Optional Attachments
840lb
Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
3.9in
Stroke
4.7in
Displacement
220in³
Compression Ratio
17.0:1
Aspiration
Turbocharged Aftercooled (TA)
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Aftertreatment
–
  • Control System
    • Starter motor (12V)
    • Alternator (12V)
    • Electronic Control Unit (chassis mounted)
    • Engine control sensors and robust wiring harness
    • Data interface via CANbus SAE J1939
  • Flywheels And Flywheel Housing
    • Agricultural back plate for transmission mounting
    • Choice of flywheel to match industry common hydraulic pumps and transmissions
    • Side PTO with SAE A or SAE B interface
  • Fuel System
    • Fuel filter – chassis mounted
    • With water sensor
  • Lube System
    • Lubricating oil filters
    • High incline oil pan – 25 degrees continuous in all directions
  • General
    • Cold start capability to -25° C (-13° F)
    • Paint: Caterpillar yellow, with optional colors available at request

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