Industrial Diesel Engines - Lesser Regulated & Non-Regulated
Industrial Diesel Engines - Highly Regulated

Cat® C3.6 Industrial Diesel Engine

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Overview

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.

Power Rating

Minimum Power
74.00 bhp
55.00 bkW
Maximum Power
121.00 bhp
90.00 bkW
Rated Speed
2200-2400 rpm

Emission Standards

Emissions
U.S. EPA Tier 3 Nonroad Equivalent Emission Standards (Not Currently EPA Certified). EU Stage IIIA Nonroad Equivalent Emission Standards (Non-Current for EU).

General

Engine Configuration
Inline 4, 4-Stroke-Cycle Diesel
Bore
98 mm (3.9 in)
Stroke
120 mm (4.7 in)
Displacement
3.6 L (220 in³)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
17.0:1
Combustion System
Direct Injection
Rotation (from flywheel end)
Counterclockwise
Lube System (refill)
4 L (1.06 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length
667 mm (26.3 in)
Width
569 mm (22.4 in)
Height
776 mm (30.6 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
275 kg (606 lb)

Power Rating

Minimum Power
74.00 HP
55.00 kW
Maximum Power
121.00 HP
90.00 kW
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
98 mm (3.9 in)
Stroke
120 mm (4.7 in)
Aspiration
Turbocharged Aftercooled (TA)
Displacement
3.6 L (220 in³)
Compression Ratio
17.0:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Lube System - Refill
4 L (1.06 qt)

Engine Dimensions - Approximate

Height
787 mm (30.98 in)
Length
667 mm (26.3 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
381 kg (840 lb)
Width
564 mm (22.2 in)
Width
569 mm (22.4 in)

General

Bore
3.90 in
98.00 mm
Stroke
4.70 in
120.00 mm
Displacement
220.00 in³
3.60 l

Engine Dimensions - Approximate

Height
31.00 in
787.00 mm
Width
22.20 in
564.00 mm
Length
26.30 in
667.00 mm

Power Rating

Maximum Torque
369.00 lb-ft @ 1500 rpm
500.00 Nm @ 1500 rpm

Engine Dimensions - Approximate

Weight - Net Dry - Basic Operating Engine Without Optional Attachments
840.00 lb
381.00 kg

General

Aftertreatment
-
Features

Emissions

Meets China Nonroad Stage III Emission Standards, U.S. EPA Tier 3 Nonroad Equivalent Emission Standards (Not Currently EPA Certified). Note: Not for sale in the U.S. (not certfied to current EPA emissions standards), EU Stage IIIA Nonroad Equivalent Emission Standards (Non-Current for EU). Note: Not for sale in the EU (does not meet current emissions standards)

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 for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

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
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