Industrial engines

C3.6 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.

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Power Rating
Maximum Power121 hp
Maximum Torque369 lb-ft @ 1500 rpm
Rated Speed2200-2400 rpm
Minimum Power74 hp
Emission Standards
EmissionsUN ECE R96 Stage IIIA, Brazil MAR-1
General
Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
Bore3.9 in
Stroke4.7 in
Displacement220 in³
Compression Ratio17.0:1
AspirationTurbocharged Aftercooled (TA)
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length26.8 in
Width22.2 in
Height33.7 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments840 lb

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

Need installed dimensions with enclosure and tank? See Model Configurations