Wärtsilä

Wärtsilä 31

Modern Wärtsilä medium-speed 4-stroke marine engine family used for propulsion and generating applications.

Per Hersteller-Datenblatt

Capacity

MDO/HFO/LNG depending variant

Medium

Engine Specifications

8L-16V

Cylinders

310 mm

Bore

4-stroke

Stroke Type

🔧 Komponenten & Aufbau

Component data being added…

📊 Technische Daten

rpm 720/750

⚠️ Typische Ausfälle

● Exhaust valve seat wear
● Injector nozzle fouling
● Turbocharger fouling under low-load operation
● Charge air cooler contamination

🔍 Service & Wartung

Follow OEM condition-based maintenance. Typical medium-speed 4-stroke inspections include valve gear, injectors and turbocharger checks at running-hour intervals defined by Wärtsilä service schedule.

📦 Verschleißteile

Spare parts data being added…

Keep injector sets, exhaust valves, valve rotators, filter sets, charge air cooler gaskets and turbocharger service kit onboard for trading vessels.

Equipment-Model #36797 · ✓ still in production