3406C Propulsion Engine
US
Metric
Overview
The mechanically governed 3406C marine propulsion engine is available “A” rating of 365 bhp (272 bkW) and a “B” rating of 400 bhp (298 bkW).
Power Rating
Power Range
365-400 bhp (272-298 bkW)
Engine Specifications
Speed Range
1800 rpm
Aspiration
TA
Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.40 in
137.20 mm
Stroke
6.50 in
165.10 mm
Displacement
891.00 in3
14.60 L
Rotation from Flywheel End
Counterclockwise
Emissions
Non-Certified
Dimensions & Weights
Length
57.30 in
1454.20 mm
Width
36.00 in
913.50 mm
Height
50.30 in
1278.50 mm
Dry Weight - Approximate
2921.00 lb
1325.00 kg
Power Rating
Power Range
365-400 bhp (272-298 bkW)
Engine Specifications
Speed Range
1800 rpm
Emissions
Non-Certified
Aspiration
TA
Bore
5.40 in
137.20 mm
Stroke
6.50 in
165.10 mm
Displacement
891.00 in³
14.60 l
Features
Over 15 Years of Marine 3406C Caterpillar Production
Building on Years of Experience with 3400 Series Products
History of Proven Quality & Reliability
Caterpillar Global Dealer and Support Network
Standard Equipment
- Exhaust System
- Manifold & Turbocharger, watercooled
- 152 mm (6 in) round flanged outlet on 1800 rpm
- Elbow, dry, 152 mm (6 in) on 1800 rpm
- Flange, dry, 152 mm (6 in) on 1800 rpm;
- Air Inlet System
- Aftercooler core, corrosion resistant coated (air side)
- Air cleaner, Regular duty, dry, panel type with service indicator.
- Turbocharger inlet, 152 mm (6 in) OD straight connection
- Control System
- Governor, Hydra-mechanica
- Flywheels & Flywheel Housings
- Flywheel, SAE No. 14
- Flywheel housing, SAE No. 1
- SAE standard rotation
- Fuel System
- Fuel filter, Spin on, LH
- Fuel transfer pump
- Fuel priming pump
- Flexible fuel lines
- Fuel ratio control
- Instrumentation
- Instrument panel, LH
- Engine Oil Pressure gauge
- Engine water temperature gauge
- Fuel pressure gauge
- Lube System
- Crankcase breather
- Oil filter, Spin on, RH
- Oil filler in valve cover and dipstick, RH
- Oil pump, sump, manual
- Mounting System
- Front Support
- Cooling System
- Oil cooler
- Thermostats and housing, Full open temperature 92 C (198 F)
- Jacket water pump, gear driven, centrifugal
- Auxiliary sea water pump, gear driven, rubber impeller, rotary, self priming (heat exchanger engines only)
- Expansion tank
- Marine transmission oil cooler
- Starting/Charging System
- Charging alternator
- Electric starting motor, LH
- General
- Vibration damper
- Lifting eyes
- NOTE: Engines for keel cooling do NOT include keel cooler. Engines for heat exchanger cooling do NOT include heat exchanger.
Optional Equipment
- EXHAUST SYSTEM
- Elbow
- Rain Cap
- Flexible Fitting
- Muffler
- Duplex fuel filters
- Water seperator
- CONTROL SYSTEM
- Engine mounted controls
- COOLING SYSTEM
- Head exchanger - shipped loose
- Dry charge coolant conditioner
- LUBE SYSTEM
- Sump Pump
- STARTING SYSTEM
- Ether starting aid
- Battery Sets - 24 Volt - Dry
- PACKING
- Engine Protective Cover
- Storage Preservation
- Export Packing
- GENERAL
- Tool set