3406C LRC
3406C LRC Diesel Engines - Lesser Regulated & Non-Regulated
Industrial engines

3406C

For your largest power needs in any environment, Cat® 3406C Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3406C engines include: Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Surface Hauling Equipment, Trenchers and Underground Mining Equipment.

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Power Rating
Maximum Power465 hp
Maximum Torque1602 lb-ft @ 1350 rpm
Rated Speed1800-2100 rpm
Minimum Power375 hp
Emission Standards
EmissionsNon-Certified
General
Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel
Bore5.4 in
Stroke6.5 in
Displacement893.4 in³
Compression Ratio14.5:1
AspirationTurbocharged Aftercooled
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length65.4 in
Width35.7 in
Height52.6 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments2866 lb

Air Inlet System

  • Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.

Control System

  • Hydra-mechanical governor

Cooling System

  • Thermostats and housing
  • Jacket water pump, centrifugal

Exhaust System

  • Exhaust manifold, dry
  • Exhaust elbow, dry, 152 mm (6 in), 4 bolt flange

Flywheels and Flywheel Housing

  • SAE No. 1 flywheel
  • SAE No. 1 flywheel housing
  • SAE standard rotation

Fuel System

  • Fuel filter, LH
  • Fuel transfer pump
  • Fuel priming pump

Instrumentation

  • Instrument panel, LH
  • Engine oil pressure gauge
  • Fuel pressure gauge
  • Water temperature gauge
  • Service meter

Lube System

  • Crankcase breather
  • Oil cooler
  • Lube oil filter
  • Oil filler in valve cover and dipstick, both RH
  • Rear sump oil pan

Mounting System

  • Supports

General

  • Vibration damper
  • Lifting eyes
  • Paint: Caterpillar yellow, with optional colors available at request

Need installed dimensions with enclosure and tank? See Model Configurations