Cat® C3.6 Industrial Diesel Engine

The Cat® C3.6 Industrial Diesel Engines offer the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 90 bkW (121 bhp) @ 2400 rpm. The C3.6 is designed to meet the needs of many industries and applications, including agricultural tractors, aircraft ground support, bore/drill rigs, chippers/grinders, compactors/rollers, compressors, forestry, irrigation equipment, material handling, mining, earthmoving equipment, paving equipment, pumps, fruit harvesters equipment, turf and underground mining equipment.

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Maximum Power 121 HP
Maximum Torque 369 lb-ft @ 1500 rpm
Rated Speed 2200-2400 rpm
Minimum Power 74 HP
Emissions UN ECE R96 Stage IIIA, Brazil MAR-1
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel
Bore 3.9 in
Stroke 4.7 in
Displacement 220 in³
Compression Ratio 17.0:1
Aspiration Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -
Length 26.3 in
Width 22.2 in
Height 31 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 840 lb
Control System
  • Starter motor (12V or 24V)
  • Alternator (12V or 24V)
  • Electronic Control Unit (chassis mounted)
  • Engine control sensors and robust wiring harness
  • Data interface via CANbus J1939
Flywheels and Flywheel Housing
  • Flywheel housings - SAE 3 or SAE 4
  • Choice of flywheel to match industry common hydraulic pumps and transmissions
  • Side PTO with SAE A or SAE B interface
Fuel System
  • Fuel filter - preconnected but chassis mounted
  • With water sensor
Lube System
  • Lubricating oil filters
  • High incline oil pan - 35 degrees continuous in all directions
General
  • Cold start capability to -20° C (-4° F)
  • Paint: Caterpillar yellow, with optional colors available at request