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Suitable for Yanmar Marine engines, AYM series
For the Yanmar Marine engines, AYM series, the manufacturer specifies motor oil 15W-40 (ACEA A3/B4, ACEA E7, API CI-4). All 9 engine variants of the Yanmar Marine engines, AYM series take the same oils, so the selection below applies to every one of them.
Fill quantity and viscosity by engine of the Yanmar Marine engines, AYM series
| Engine | Model years | Viscosity | Fill quantity |
|---|---|---|---|
| 12AYM-WET H-rating | 2012–… | 15W-40 | 170 L |
| 12AYM-WET M-rating | 2012–… | 15W-40 | 170 L |
| 12AYM-WGT L-rating | 2012–… | 15W-40 | 170 L |
| 12AYM-WST H-rating (1030 kW) | 2012–… | 15W-40 | 170 L |
| 12AYM-WST H-rating (882 kW) | 2012–… | 15W-40 | 170 L |
| 6AYM-WET H-rating | 2012–… | 15W-40 | 91 L |
| 6AYM-WET M-rating | 2012–… | 15W-40 | 91 L |
| 6AYM-WGT L-rating | 2012–… | 15W-40 | 91 L |
| 6AYM-WST H-rating | 2012–… | 15W-40 | 91 L |
Fill quantity including an oil filter change, taken from our vehicle data. The change interval is set by your service book, not by the oil.
Other fluids for the Yanmar Marine engines, AYM series
| Fluid | Requirement |
|---|---|
| Coolant & antifreeze | ASTM D3306, G11 |
Which viscosity does a Yanmar Marine engines, AYM series need?
We cover 9 engine variants of the Yanmar Marine engines, AYM series. The most commonly approved grades are 15W-40. Fill quantity ranges from 91.0 to 170.0 litres depending on the engine.
Which approvals does Yanmar require?
Yanmar publishes no approval of its own: what counts is the viscosity and the ACEA or API class in your owner's manual.
Yanmar Marine engines, AYM series engine variants
The oil finder covers these engine variants of the Yanmar Marine engines, AYM series: 12AYM-WET H-rating 2012–…, 12AYM-WET M-rating 2012–…, 12AYM-WGT L-rating 2012–…, 12AYM-WST H-rating (1030 kW) 2012–…, 12AYM-WST H-rating (882 kW) 2012–…, 6AYM-WET H-rating 2012–…, 6AYM-WET M-rating 2012–…, 6AYM-WGT L-rating 2012–… and 6AYM-WST H-rating 2012–….
