D2676 LE423 Light Duty (I6-800)

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Product Specifications:


Cylinders: 6 in line

Displacement: 12.42 litres

Power: 588 kW (800 HP)

RPM: 2300

Maximum torque: 2674

Fuel injection: Common rail

Emissions: IMO Tier II, EPA Tier 3, RCD 2013/53/EC, 97/68/EC

The MAN i6-800 is a 12.4 l displacement, turbocharged and post-cooled inline 6-cylinder marine diesel engine producing 800 hp at 2300 rpm for light recreational and sport fishing motor yachts.

Its main advantages are modern common rail fuel injection technology and ECU management system. Their use affects performance, noise and fuel consumption to offer pleasant, silent and smooth navigation.

Technical Features


Engine displacement 12.42
Maximum power according to DIN ISO 3046-1 kW (HP) 537 (730)
Nominal speed rpm 2300
Maximum torque Nm 2.674
at speeds 1.400 – 2.000
Lowest Specific Fuel Consumption1 g/kWh 213
Exhaust gas after-treatment
Exhaust gas status IMO Level II, EPA Level 3

DMC 2013/53/EC,



1: Tolerance +5% according to DIN ISO 3046-1

2: For private use only


  • Cylinders and Arrangement: 6 cylinders in line
  • Operation mode: 4-stroke diesel engine, water-cooled
  • Turbocharger: Turbocharger with charge air intercooler and exhaust valve
  • Number of valves: 4 valves per cylinder
  • Fuel system: Common Rail direct fuel injection with electronic control
  • Engine lubrication: closed system with forced feeding, oil cooling and filtering
  • Cooling type: heat exchanger with engine and sea water circuit
  • Engine Control: Electronic Injection Control (EDC)
  • Electronic engine monitoring including diagnostic unit
  • Fuel: DIN EN 590

Dimensions and weight

A-Total Width (mm) 986
B-Total Length (mm) 1.795
C-Total Height – oil sump (mm) 1.096
D-Top part of the engine at the centre of the crankshaft (mm) 674
E-Engine length from front end to edge of flywheel housing (mm) 1.527
Average weight of the engine ready for installation (dry) (kg) 1.215


Data Sheet


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