Yamaha F300XSB4 Outboard Motor

25-Inch Shaft | DEC (Digital Electronic Control) | Electric Start | Power Trim & Tilt | Classic White

The Yamaha F300XSB4 delivers premium offshore performance wrapped in Yamaha’s Classic White finish for a timeless, high-end look. Powered by the proven 4.2L V6 four-stroke engine, this 300-horsepower outboard offers exceptional midrange torque, smooth top-end speed, and impressive fuel efficiency—perfect for long days chasing fish or cruising offshore.

With Digital Electronic Control (DEC), the F300XSB4 provides silky-smooth throttle and shift response for precise handling in any condition. The 25-inch shaft makes it a versatile fit for a wide range of offshore boats, ensuring ideal propeller placement for both performance and efficiency. Yamaha’s advanced corrosion protection means this engine is ready to thrive in the toughest saltwater environments.

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Key Features:

• 300 Horsepower, 4.2L V6 Four-Stroke Engine
  Class-leading torque and reliability for offshore use.
• Classic White Finish
  Elegant and durable with industry-leading corrosion resistance.
• Digital Electronic Control (DEC)
  Smooth, precise throttle and shift operation.
• 25-Inch Shaft Length
  Fits most offshore transoms for optimal propeller positioning.
• Electric Start
  Push-button ignition for quick, dependable starting.
• Power Trim & Tilt
  Adjust running angle for speed, efficiency, or shallow-water clearance.
• Electronic Fuel Injection (EFI)
  Maximizes fuel economy, responsiveness, and reliability.

Need help choosing your engine? Check out our Yamaha engine guide.

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Frequently Asked Questions

Q: What does “B4” mean in the model name?
A: “B4” denotes the latest Classic White DEC version of this outboard.

Q: Is the F300XSB4 saltwater-ready?
A: Yes—Yamaha’s corrosion protection system is engineered for harsh marine environments.

Q: Who should choose a 25-inch shaft?
A: It’s the most common offshore shaft length, ideal for a wide range of hull designs.