Cat® 3406C Diesel Engine

Cat® 3406C Diesel Engine

The Cat® 3406C Industrial Diesel Engine is offered in ratings ranging from 298-347 bkW (400-465 bhp) @ 1800-2100 rpm and is available for global non-regulated areas. 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

Minimum Power
375bhp
Maximum Power
465.0bhp
Rated Speed
1800-2100 rpm

Emission Standards

Emissions
Non-Certified

General

Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
137.2 mm (5.4 in)
Stroke
165.1 mm (6.5 in)
Displacement
14.64 L (893.39 in³)
Aspiration
Turbocharged Aftercooled
Compression Ratio
14.5:1
Rotation (from flywheel end)
Counterclockwise
Lube System (refill)
34.1 L (36 qt)

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

Length
1660 mm (65.35 in)
Width
906 mm (35.67 in)
Height
1335 mm (52.56 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
1300 kg (2866 lb)

Standard Equipment

  • 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