XTO Offshore V8
5.6 L V8 direct-injection outboards of 425 and 450 hp; Helm Master EX compatible.
The XTO Offshore is Yamaha's flagship outboard: a 5.6-litre, 32-valve DOHC V8 with direct injection at up to 2,900 psi. The XF450 makes 450 hp at 6,000 rpm and the XF425 makes 425 hp at 5,500 rpm. Bore and stroke are 96 x 96 mm, and weight is about 432–458 kg depending on shaft length. Both work with Helm Master EX joystick control for one to five engines.
Specifications
- Power hp min
- 425
- Power hp max
- 450
- Power kW min
- 317
- Power kW max
- 336
- Displacement l
- 5.6
- Bore mm
- 96
- Stroke mm
- 96
- Weight kg min
- 432
- Weight kg max
- 458
- Speed rpm
- 5500 (XF425) / 6000 (XF450)
- Fuels
- gasoline
Listed under
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