Sell Your Boat Sell Your Boat LEARN MORE

Yamaha Outboard XF425 XTO Offshore

Four Strokes V8 / 5.6L / 425 HP

Yamaha Outboard XF425 V8 XTO (Extreme Offshore) is beast of an engine, designed from the ground up to deliver maximum power and thrust. Powered by a 5.6-liter V8 powerhead with direct fuel injection, XF425 opens up a whole new class of large offshore fishing boats, day boats and even pontoons. For instance, XF425 XTO Offshore produces 150 percent more thrust than the F350. It is also our most technologically advanced, with the introduction of Yamaha’s first fully integrated power system. Built for a truly effortless boating experience, Yamaha Outboard XF425 is presented in a very stylish, compact and powerful looking package. Available in signature Yamaha gray or new pearlescent white. Runs on less-expensive 89-octane gasoline. Impressive 5-year Limited Warranty.

Yamaha Outboard XF425 XTO Offshore

Four Strokes V8 / 5.6L

425 HP

Yamaha Outboard XF425 V8 XTO (Extreme Offshore) is beast of an engine, designed from the ground up to deliver maximum power and thrust. Powered by a 5.6-liter V8 powerhead with direct fuel injection, XF425 opens up a whole new class of large offshore fishing boats, day boats and even pontoons. For instance, XF425 XTO Offshore produces 150 percent more thrust than the F350. It is also our most technologically advanced, with the introduction of Yamaha’s first fully integrated power system. Built for a truly effortless boating experience, Yamaha Outboard XF425 is presented in a very stylish, compact and powerful looking package. Available in signature Yamaha gray or new pearlescent white. Runs on less-expensive 89-octane gasoline. Impressive 5-year Limited Warranty.

Engine Type: V8
Displacement: 5.6L
Bore x Stroke: 96 x 96 mm (3.78 x 3.78 in)
Prop Shaft Horsepower: 425hp at 5500 RPM
Full Throttle RPM Range: 5000 - 6000 RPM
Alternator Output at W.O.T.: 90 Amp
Compression Ratio: 12.2:1
Fuel Induction System: Direct Injection / Up to 2900 PSI
Weight*: 432 kg (952 lbs) / 443 kg (977 lbs) / 453 kg (999 lbs)
Recommended Fuel: Octane 89
Recommended Engine Oil: Yamalube® 4M (See owner's manual)
Recommended Fuel Filtration: Yamaha 10-Micron Fuel / Water Separating Filter (external)
Available Colors
[gravityform id="Array" title="false" description="false" ajax="true" field_values="quote=Grady-White "]