Yamaha XF450XSA4 Outboard Motor

25-Inch Shaft | 5.6-Liter V8 | Digital Electronic Control | Electronic Fuel Injection | Electric Start | Power Trim and Tilt | Classic White

The Yamaha XF450XSA4 is the 25-inch shaft, Classic White version of Yamaha’s most powerful offshore outboard. Delivering 450 horsepower from its 5.6-liter V8 platform, this model combines unmatched offshore performance with Yamaha’s refined Classic White finish—perfect for premium fishing boats and luxury offshore yachts. Its Digital Electronic Control system ensures smooth throttle response and precise shifting, while Yamaha’s advanced engineering provides reliability and strength in the toughest marine environments.

⚠️ Important: This is a Digital Electronic Control engine and must be installed by an authorized Yamaha dealer. Both the outboard and the Digital Electronic Control system require flashing and configuration with Yamaha diagnostic tools during installation. DIY installation is not supported.

⚠️ Important: The above images are for reference only and the photos of the XF450 in classi white will be updated once available.

Key Features:

• 5.6-Liter V8 Offshore Power – Produces 450 horsepower, Yamaha’s most powerful outboard engine.
• 25-Inch Shaft – Ideal shaft length for a wide range of offshore vessels.
• Standard Rotation Model – Designed for single-engine setups or use alongside counter-rotation models in multi-engine applications.
• Classic White Finish – A premium color option that enhances the look of luxury offshore boats.
• Digital Electronic Control (DEC) – Provides effortless throttle response and seamless shifting.
• Electronic Fuel Injection (EFI) – Optimizes fuel delivery for dependable performance.
• Electric Start with Power Trim and Tilt – Simple starting and fingertip trim adjustments for on-the-water convenience.
• Maximum RPM Range – 5000–6000 RPM, ensuring strong acceleration and efficient cruising speeds.
• Displacement – 5.6 liters (5559 cc), Yamaha’s largest and most advanced V8 outboard.
• Alternator Output – 96 amps, delivering exceptional charging capacity for onboard electronics.
• Corrosion Protection System – Includes advanced Yamaha alloys, multiple protective coatings, and flush system for long-lasting durability.
• Noise and Vibration Reduction – Engineered systems for smoother, quieter offshore operation.
• Approximate Weight – 988 pounds, balancing powerful performance with stability and durability.

The Yamaha XF450XSA4 is engineered for boaters seeking the ultimate combination of offshore power, durability, and refined Classic White styling. Perfect for larger offshore vessels, it offers premium looks with Yamaha’s unmatched reliability.

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

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Frequently Asked Questions

Q: How does Classic White differ from Pearl White?
A: Classic White is a traditional bright white finish, while Pearl White has a metallic, upscale tone. Both finishes are durable and engineered for saltwater environments.

Q: Is this model designed for single-engine or multi-engine setups?
A: The XF450XSA4 is a standard rotation model, making it ideal for single-engine boats or to be paired with counter-rotation models in twin or triple-engine applications.

Q: What boats are best suited for this outboard?
A: Offshore fishing boats, center consoles, and luxury yachts that require a 25-inch shaft length and benefit from the premium Classic White finish.