Name: Yamaha 450hp XTO Offshore Outboard XF450XSA
Brand: Yamaha
SKU: NM294524973
Price: 30882.00 USD
Availability: InStock

Description

Overview Yamaha 450hp XTO Offshore Outboard XF450XSA

The Yamaha 450hp XTO Offshore Outboard XF450XSA redefines what an outboard can be. Built from the ground up as a fully integrated offshore power system, the XTO Offshore combines a massive 5.6-liter V8, direct-injection four-stroke technology, and all-electric steering to deliver exceptional power, precision, and reliability far beyond the horizon.

Developed in collaboration with leading boat builders, the XF450XSA is purpose-built for extreme offshore conditions, providing confident handling, superior fuel efficiency, and unparalleled electrical output for today’s most advanced boats.

Features and Performance

5.6L V8 Four-Stroke Engine – Extreme offshore power with outstanding durability
Direct Fuel Injection (up to 2900 PSI) – Exceptional throttle response and fuel efficiency
Integrated Electric Power Steering – Precise, effortless control with no hydraulic components
Phase Angle Control Charging System – Up to 96 amps net charging at idle from a single engine
Thrust-Enhancing Reverse Exhaust – Improved low-speed control and docking precision
12.2:1 Compression Ratio – Optimized combustion for power and efficiency
Wide-Span & Long-Span Mounting Systems – Reduced vibration and compact installation
Pump Stop Power Tilt Limit – Reduced noise and power draw at full tilt
Iridium Spark Plugs & Quad Thermostats – Enhanced reliability in extreme conditions
Helm Master® EX Compatibility – Advanced boat control and joystick maneuvering

Why You Should Buy it

The Yamaha XF450XSA is the ultimate choice for offshore boaters who demand maximum power, precision control, and cutting-edge technology. With its V8 direct-injection engine, electric steering, and industry-leading charging output, it’s ideal for large center consoles, sportfishing yachts, and multi-engine offshore rigs pushing the limits.

Specifications

Specification	Details
Engine Type	Yamaha XF450XSA XTO Offshore Four Stroke
Horsepower	450 hp
Cylinders	8 (V8)
Displacement	5.6 L
Fuel System	Direct Injection (up to 2900 PSI)
Shaft Length	25" (X-Long)
Throttle / Shift	Digital Electronic Controls
Steering	Integrated Electric Power Steering
Starter	Electric
Weight	963 lbs
Alternator Output	102 Amp
Full Throttle RPM Range	5000 – 6000 rpm
Degree of Trim	-4° to +16°
Degree of Tilt	-4° to +73°
Warranty	Yamaha 3-Year Warranty
Standard Features	Power Trim & Tilt, Owner’s Manual

What’s Included

Yamaha 450hp XTO Offshore Outboard XF450XSA
Power Trim & Tilt
Owner’s Manual

FAQ

Frequently Asked Questions About Yamaha 450hp XTO Offshore Outboard XF450XSA

What does the 102 Amp alternator output mean on Yamaha 450hp XTO Offshore Outboard XF450XSA?

For Yamaha 450hp XTO Offshore Outboard XF450XSA, a listed alternator output of 102 Amp is a major part of this engine’s overall profile. On a larger offshore-style motor, that figure matters because it speaks to the electrical support available while running more demanding onboard systems.

How important is the shaft length on this outboard?

A 25" (X-Long) shaft is one of the most important setup details on this offshore engine. In the product copy, that length is tied directly to offshore-style hulls and taller transoms, so it helps buyers confirm the intended boat configuration at a glance.

What engine setup does this outboard use?

This offshore engine is built around a 5.6 L V8 four-stroke engine with Direct Injection (up to 2900 PSI), and the fuel system is listed as direct injection up to 2900 PSI. Those figures show this is a serious offshore powerhead designed for high-output use rather than a simple midrange motor.

Why are the direct-injection and charging figures important here?

This offshore engine stands out because the row combines Direct Injection (up to 2900 PSI) with 102 Amp alternator output on a 5.6-liter V8 platform. Those figures show the engine is engineered not only for high horsepower, but also for the heavier electrical demands often associated with offshore use.

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