C3.6 for Tractors

Cat® C3.6 Industrial Diesel Engine for Tractors

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C3.6 LRC Diesel Engines - Lesser Regulated & Non-Regulated
Maximum Power
121 hp
Maximum Torque
369 lb-ft @ 1500 rpm
Rated Speed
2200-2400 rpm
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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THE RUNDOWN

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.
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.
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.
Quality
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
Power Rating
Maximum Power121hp
Maximum Torque369lb-ft @ 1500 rpm
Rated Speed2200-2400 rpm
Minimum Power74hp
Emission Standards
EmissionsUN ECE R96 Stage IIIA, Brazil MAR-1
General
Engine ConfigurationInline 4, 4-Stroke-Cycle Diesel
Bore3.9in
Stroke4.7in
Displacement220in³
Compression Ratio17.0:1
AspirationTurbocharged Aftercooled (TA)
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length26.8in
Width22.2in
Height33.7in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments840lb
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