IMO TIER II
Inline-6
6AYM
- Rated Output (kW)
- 485, 555, 610, 670
- No of cylinders
- inline-6
- Displacement ltr
- 20.4
- Bore x Stroke - MM
- 155
- Bore x Stroke - MM
- 180
Yanmar 6AYM-series • Overview and Specifications
| 6AYM-WST | 6AYM-WET | 6AYM-WGT | ||
| Rating | C | C | M | L |
| Number of cylinders | inline-6 | |||
| Displacement (L) | 20.379 | |||
| Cylinder bore (mm) | 155 | |||
| Piston stroke (mm) | 180 | |||
| Rated output kW (rpm) | 485 (1900) | 555 (1840) | 610 (1900) | 670 (1938) |
| Combustion system | Direct injection | |||
| Aspiration | Turbocharger + intercooler | |||
| Cooling system | Heat exchanger | |||
| Starting system | Electric starting motor (24V 8.0kW) | |||
| Size of flywheel housing and flywheel | SAE #0 and 18 in. | |||
| Dry mass (kg) – without marine gear | 2365 | |||
Yanmar 6AYM-series • Marine Gear Specifications
| 6AYM-WST | C-rating | |
| Model | YX-181 | YX180L |
| Type | Hydraulic multi-disc clutch | |
| Reduction ratio [Ahead] | 2.08 / 2.55 / 3.03 | 3.50 / 4.00 / 4.54 |
| Direction of rotation [propeller shaft] | Clockwise or counterclockwise | |
| Dry weight [kg] | 560 | 680 |
| 6AYM-WET | C-rating | M-rating |
| Model | YXH-240 | YXH-240 |
| Type | Hydraulic multi-disc clutch | |
| Reduction ratio [Ahead] | 1.95 / 2.27 / 2.56 / 3.03 / 3.48 | 1.95 / 2.27 / 2.56 / 3.03 / 3.48 |
| Direction of rotation [propeller shaft] | Clockwise or counterclockwise | |
| Dry weight [kg] | 365 | 635 |
| 6AYM-WGT | L-rating |
| Model | YXH-240 |
| Type | Hydraulic multi-disc clutch |
| Reduction ratio [Ahead] | 1.95 / 2.27 / 2.56 / 3.03 / 3.48 |
| Direction of rotation [propeller shaft] | Clockwise or counterclockwise |
| Dry weight [kg] | 632 |
Yanmar 6AYM-series • Dimensions & Performance Curves
Yanmar 6AYM-WST (485 kW) • Dimensions & Performance Curves
Yanmar 6AYM-WET (555 kW) • Dimensions & Performance Curves
Yanmar 6AYM-WET (610 kW) • Dimensions & Performance Curves
* Specifications and/or images are subject to change without prior notice due to enhancements or other factors.
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