6AYM-WST
The 6AYM-WST is the continuous-duty-only (C-rating) member of the WST/WET pair, a 6-cylinder 155x180 mm, 20.379 L turbocharged diesel rated 485 kW/659 mhp at 1900 rpm with unlimited annual operating hours. It shares block, cooling and lubrication specs with the 6AYM-WET but uses the dedicated YX-181/YX-180L marine gearboxes rather than the YXH series.
Components & Design
Component data being added…
Technical Data
Related equipment 10
🤖 Ask about this model
One free question — answered like a marine engineer. No account needed.
Suppliers & Spare Parts
Direct links to manufacturer, datasheet, spare-parts portal and dealers — request access below.
📄 Request sourcing links & documentsCases, daily reports, timesheets and AI troubleshooting in the OceanSphere Marine app — free for 14 days.
Start free trial →Find manufacturers, repair shops and spare-part dealers in the Maritime Network — our global company directory.
Maritime Network →Need spare parts for this model?
We know 12+ companies supplying Yanmar Co., Ltd. 6AYM-WST. Tell us what you need — we obtain the quotations for you.