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.

Maximum Power
121 HP
Maximum Torque
369 lb-ft @ 1500 rpm
Minimum Power
74 HP
Rated Speed
2200-2400 rpm

Specs

Power Rating

Maximum Power
121HP
Maximum Torque
369lb-ft @ 1500 rpm
Minimum Power
74HP
Rated Speed
2200-2400 rpm

Emission Standards

Emissions
UN ECE R96 Stage IIIA, Brazil MAR-1

General

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
-

Engine Dimensions - Approximate

Length
26.8in
Width
22.2in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
840lb
Height
33.7in

Features

Emissions

Meets R96 Stage IIIA and Brazil MAR-1

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven technologies and extensive field validation assure reliability and durability in tough nonroad applications.

World-class manufacturing capability and processes coupled with proven technologies and extensive field validation assure reliability and durability in tough nonroad applications.

High Performance

Leading edge fuel systems and turbocharging provide high torque even at lower engine speeds

Broad Application Range

Industry leading range of factory configurable ratings and options to enable a solution for your machine.

Industry leading range of factory configurable ratings and options to enable a solution for your machine.

Low Cost Maintenance

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Capable of optimal oil change intervals of 500 hours. The S•O•S℠ program is available from your Cat dealer to determine oil change intervals and provide optimal performance.

Worldwide service delivers ease of maintenance and simplifies the servicing routine. Capable of optimal oil change intervals of 500 hours. The S•O•S℠ program is available from your Cat dealer to determine oil change intervals and provide optimal performance.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including SOS℠ sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
  • Scheduled maintenance, including SOS℠ sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Standard Equipment

  • 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

Optional Equipment