Request Info

Contact Us For Price


Power Range365-400 bhp (272-298 bkW)
Speed Range1800 rpm
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 Range365-400 bhp (272-298 bkW)
Speed Range1800 rpm
Bore5.4 in (137.2 mm)
Stroke6.4 in (165.1 mm)
Displacement893.39 in³ (14.6 l)
Rotation from Flywheel EndClockwise
ConfigurationIn-line 6, 4-Stroke-Cycle Diesel
Length57.25 in (1454.2 mm)
Dry Weight - Approximate2921 lb (1325 kg)
Height50.33 in (1278.5 mm)
Width35.96 in (913.5 mm)
Refill Capacity34.0 L (9.0 gal)
Oil Change Interval250 hrs
CoolingHeat exchanger or keel-cooled

Benefits and Features

  • Corrosion resistant aftercooler core and regular duty panel type air cleaner at turbocharger inlet
  • Gear-driven centrifugal jacket water pump with expansion tank
  • Water-cooled exhaust manifold and turbocharger with round flanged outlet
  • Fuel priming pump, transfer pump, and LH serviced filter, flexible lines, and fuel ratio control
  • Heavy duty SAE standard rotation tachometer
  • LH instrument panel with engine oil pressure, water temperature, and fuel pressure gauges, service meter
  • Crankcase breather with right hand Service - oil filter, oil level gauge, and oil filler
  • Front & rear supports
  • Vibration damper and guard

Standard Equipment

  • SAE 1 flywheel housing
  • Water cooled manifold
  • Turbo and Aftercooler
  • Keel cooling with jacket water pump
  • Expansion tank & connections
  • Exhaust flange
  • Air cleaner
  • Front & rear supports
  • Charging alternator (12/24V selection)
  • Starting motor (12/24V selection)

Optional Equipment

  • Sea water pump
  • Heat exchanger