Wärtsilä
16V31
Guinness World Record holder as the world's most efficient 4-stroke diesel engine. Designed for both propulsion and power generation.
9280.0 kW
Power
Engine Specifications
16
Cylinders
310 mm
Bore
430 mm
Stroke
9,280 kW
MCR Power
750.0 rpm
MCR RPM
165.0 g/kWh
SFC
4-stroke
Stroke Type
Family: Wartsila Wartsila 31
· Tier: IMO Tier II
· Brennstoff: HFO, MDO
⚙️ Weitere Zylinder-Konfigurationen 3
🔧 Komponenten & Aufbau
Dual-Fuel System (Gas Mode)
Wartsila
W31 Gas Admission Valve (GAV)
Low-pressure gas admission valve per cylinder. Overhaul at 12,000 hrs. Leak test after every overhaul.
Lead time: 6 Wo.
18.0 kg
Dual-Fuel System (Gas Mode)
Wartsila
W31 Pilot Fuel System (DF variant)
Micro-pilot diesel injection for gas mode ignition. Pilot fuel consumption <1% of total energy. Overhaul pilot injector at 8,000 hrs.
Lead time: 6 Wo.
35.0 kg
Dual-Fuel System (Gas Mode)
Wartsila
W31 Pre-Chamber Assembly (DF)
Pre-chamber ensures stable ignition of lean gas-air mixture. Inspect at 8,000 hrs. Replace inserts at 16,000 hrs.
Lead time: 6 Wo.
8.0 kg
Fuel Pump (Jerk-Type / Common Rail)
Wartsila / L'Orange
W31 Common Rail Injection Unit
Common rail pressure up to 2200 bar. Rail and injector overhaul at 12,000 hrs. Monitor rail pressure stability.
Lead time: 8 Wo.
120.0 kg
📊 Technische Daten
notable features
["World's most efficient 4-stroke engine (SFC ~165 g/kWh)", '2-stage turbocharging', 'Common rail fuel injection', 'Modular design for flexible configuration']
unified from engine model
True
📦 Verschleißteile
Spare parts data being added…
Equipment-Model #38955
· ✓ still in production