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Caterpillar

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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Photos

C3.6 LRC Diesel Engines – Lesser Regulated & Non-Regulated
C3.6 LRC Diesel Engines – Lesser Regulated & Non-Regulated

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Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Features

Emissions

Reliable, Quiet and Durable Power

High Performance

Broad Application Range

Low Cost Maintenance

Quality

World-class Product Support Offered Through Global Cat Dealer Network

Details

Specifications

Spec Value
Maximum Power 121 HP 90 kW
Maximum Torque 369 lb-ft @ 1500 rpm 500 Nm @ 1500 rpm
Rated Speed 2200-2400 rpm 2200-2400 rpm
Minimum Power 74 HP 55 kW
Spec Value
Emissions UN ECE R96 Stage IIIA, Brazil MAR-1 UN ECE R96 Stage IIIA, Brazil MAR-1
Spec Value
Engine Configuration Inline 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel
Bore 3.9 in 98 mm
Stroke 4.7 in 120 mm
Displacement 220 in³ 3.6 l
Compression Ratio 17.0:1 17.0:1
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Combustion System Direct Injection Direct Injection
Rotation from Flywheel End Counterclockwise Counterclockwise
Aftertreatment - -
Spec Value
Length 26.3 in 667 mm
Width 22.2 in 564 mm
Height 31 in 787 mm
Weight – Net Dry – Basic Operating Engine Without Optional Attachments 840 lb 381 kg

Standard Equipment

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

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