Yamaha Outboards 300HP | F300XCB2: The Evolution of Offshore Power with Integrated Digital Electric Steering

Experience the future of boating control with the Yamaha F300XCB2 outboard motor.

This powerful 300HP V6 4-stroke engine is the latest evolution in Yamaha’s renowned Offshore series, featuring integrated Digital Electric Steering (DES) directly within the engine.

Designed for vessels with a common 25-inch shaft length, the F300XCB2 delivers exhilarating performance, unmatched efficiency, and the cleanest transom possible. Seamlessly integrated with Yamaha’s comprehensive Helm Master EX® system, this motor provides precise “drive-by-wire” throttle and shift, along with the full suite of advanced boat control features, including joystick maneuverability and intelligent autopilot.

The F300XCB2 is the ultimate choice for discerning boaters seeking a sophisticated, high-performance power solution with unparalleled digital integration and a streamlined aesthetic.

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Why the Yamaha F300XCB2 Redefines Your Boating Experience

The Yamaha F300XCB2 represents a significant leap forward in outboard technology. Its most groundbreaking feature is the integrated Digital Electric Steering (DES), which eliminates the need for external steering pumps, hoses, and rigging. This not only creates an exceptionally clean and uncluttered transom but also provides incredibly smooth, precise, and responsive steering directly from the engine itself. Coupled with the proven power of the 4.2L V6 platform and full compatibility with the Helm Master EX® system, the F300XCB2 transforms how you interact with your boat. Whether you’re navigating tight marinas, holding position over a fishing spot, or cruising at speed, this outboard offers a level of control and sophistication previously unimaginable, all within the widely applicable 25-inch shaft length.

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Key Features & Benefits: Unparalleled Control and Clean Design

Let’s explore the cutting-edge technologies and thoughtful engineering that position the F300XCB2 as the benchmark for modern offshore propulsion.

Integrated Digital Electric Steering (DES) for Unrivaled Control

The defining innovation of the F300XCB2 is its integrated Digital Electric Steering (DES). This state-of-the-art system is built directly into the outboard, eliminating external steering cylinders, pumps, and hydraulic lines. The benefits are profound:

• Clean Transom & Bilge: No exposed steering components mean a vastly cleaner, more spacious boat stern and bilge.
• Precise & Responsive Steering: Enjoy fingertip control with instant, silky-smooth steering response, enhancing maneuverability at all speeds.
• Reduced Power Draw: DES only draws power when actively steering, making it highly efficient.
• Simplified Rigging: A cleaner installation process and fewer potential points of failure.

Seamless Helm Master EX® System Integration

The F300XCB2 is designed from the ground up for full compatibility with Yamaha’s modular Helm Master EX® boat control system. With integrated DES, you unlock the full spectrum of Helm Master EX capabilities without additional steering components:

• Joystick Control: Experience intuitive, 360-degree boat maneuverability for effortless docking, tight turns, and precise low-speed handling.
• Autopilot Functionality: Features like Course Hold, Heading Hold, and Track Point for relaxed, hands-free navigation on long runs.
• SetPoint™ Modes: StayPoint™, FishPoint™, and DriftPoint™ automatically maintain your boat’s position or heading, revolutionizing fishing, waiting at docks, or holding steady in current.
• Pattern Steer: Pre-programmed fishing patterns for precise lure presentation and efficient searching.

Potent 4.2L Big-Bore V6 for Exhilarating Power

At the core of the F300XCB2 is a formidable 4.2L (4169cc) 60-degree V6 engine. This “big-bore” displacement is achieved through an advanced thermally applied plasma fusion process on the cylinder walls. This innovative process eliminates conventional steel cylinder sleeves. Instead, the cylinder walls are an impressive 60% harder than steel. This allows for larger cylinder bores, resulting in significantly more power and torque without increasing outer engine dimensions. This design also contributes to lighter weight, superior cooling, and reduced internal friction, all enhancing both performance and long-term reliability. Expect immediate, exhilarating power delivery whenever you demand it.

Optimal 25-inch Shaft Length for Versatile Applications

The 25-inch (643mm) shaft length of the F300XCB2 makes it the perfect fit for the vast majority of offshore center consoles, dual consoles, family cruisers, and larger bay boats. This industry-standard length ensures optimal propeller submersion across a wide range of hull designs and sea conditions.

Exceptional Fuel Efficiency for Extended Range

Despite its commanding power, the F300XCB2 boasts outstanding fuel efficiency. Its Precision Multi-Point Electronic Fuel Injection (EFI) system ensures precise fuel metering and optimizes combustion for excellent economy. This intelligent system, combined with friction-reducing micro-textured cylinder walls, delivers superb fuel economy across the entire RPM range, allowing you to extend your cruising range and spend more time enjoying the water, and less time at the fuel dock.

High-Output Charging for Extensive Electronics

Modern, well-equipped boats demand substantial electrical power. The F300XCB2 impressively produces up to 70 gross amps of charging power (55A battery charging). This ample output reliably powers your growing array of onboard electronics, including multiple fish finders, sophisticated navigation systems, and other high-demand accessories, ensuring all your critical systems remain fully operational throughout your longest trips.

Smooth, Quiet, and Refined Operation

Yamaha engineers have meticulously refined the F300XCB2 for an impressively smooth and quiet boating experience. Engine exhaust gases are strategically routed through a labyrinth of passages and exit via an idle exhaust relief outlet, significantly reducing sound. The design minimizes vibration and noise, creating a more comfortable and enjoyable time on the water, even during extended journeys. The new cowling design further contributes to sound dampening and offers a fresh, modern aesthetic.

Built for Unwavering Durability and Smart Maintenance

The F300XCB2 is inherently built tough to withstand the rigors of heavy use and harsh marine environments. Its advanced cowling drain system efficiently drains any water, protecting crucial internal components. Incoming air routes through a labyrinth of passages that effectively trap and drain water, ensuring maximum reliability. Additionally, the outboard features Thrust Enhancing Reverse Exhaust (TERE), an innovative system that keeps exhaust bubbles away from the propeller below 2500 RPM and when in reverse. This means the prop bites only clean water, resulting in outstanding reverse thrust and control, especially helpful when backing down on fish or maneuvering around docks.

For ultimate convenience, the F300XCB2 includes Yamaha’s exclusive TotalTilt™ Feature. A swift double-tap of the trim button performs a full tilt up or down, making trailering and shallow water navigation incredibly quick. This feature is also handy for propeller changes or docking.

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Technical Specifications (Yamaha F300XCB2 – 25-inch Shaft, Standard Rotation, Integrated DES):

• Engine Type: 4-Stroke, 24-Valve, DOHC with VCT, 60-degree V6
• Prop Shaft Horsepower: 300 hp (220.6 kW) @ 5500 RPM
• Displacement: 4169 cm³ (4.2L)
• Bore x Stroke: 96.0 x 96.0 mm
• Full Throttle Operating Range: 5000-6000 r/min
• Fuel Induction System: Electronic Fuel Injection (EFI)
• Lubrication System: Wet Sump
• Engine Oil Capacity: 6.3 L (with filter)
• Alternator Output: 70 A (gross, 55A battery charging)
• Starting System: Electric Starter
• Steering: Integrated Digital Electric Steering (DES)
• Trim Control System: Power Trim and Tilt with TotalTilt™
• Gear Ratio: 1.75:1
• Shaft Length: X: 643 mm (25.3 inch) – This 25-inch shaft length is ideal for a wide range of standard transom boats.
• Dry Weight: 277 kg (611 lbs) – Weight with integrated DES. Weight is approximate and depends on specific configuration.
• Propeller Rotation: Clockwise (Standard)
• Ignition System: TCI Micro-computer
• Recommended Fuel: Unleaded gasoline (minimum 89 octane)
• Cooling System: Raw-water, thermostatically controlled
• Exhaust System: Through propeller hub (with Thrust Enhancing Reverse Exhaust)
• Controls: Digital Electronic Controls (DEC) – Required for full functionality and Helm Master EX compatibility.
• Cowling Design: New, modern design with optional engine-mounted Propeller Indicator Lights (if rigged with Helm Master EX).

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Optimize Your Rig with Genuine Yamaha Accessories:

To truly unlock your F300XCB2’s full potential, consider integrating these genuine Yamaha accessories:

• Yamaha Helm Master EX® System Components: With integrated DES, you are ready for the complete suite of Helm Master EX joystick control, autopilot, and SetPoint™ features.
• Yamaha CL5 or CL7 Digital Displays: These touchscreen displays provide comprehensive engine data, navigation, and seamless control for Helm Master EX features.
• Saltwater Series II™ HP Propellers: These high-performance propellers are specifically designed to complement Yamaha’s V6 Offshore outboards, offering excellent performance and featuring the Shift Dampener System (SDS®) for smoother, quieter shifting.
• Yamaha 10-Micron Water Separating Fuel Filter: This external filter provides superior protection against water and contaminants, further enhancing reliability and extending engine longevity.

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Power Your Journey: The Yamaha F300XCB2 Advantage

The Yamaha F300XCB2 is more than just a powerful outboard; it is a meticulously engineered system designed to deliver the pinnacle of marine performance and control. It embodies Yamaha’s legacy of uncompromising quality, advanced engineering, and unwavering reliability. With its potent 300HP, groundbreaking integrated Digital Electric Steering, versatile 25-inch shaft, and seamless Helm Master EX® compatibility, it offers an unmatched level of precision, convenience, and confidence on the water. It’s the ideal choice for boaters who demand cutting-edge technology, a clean and uncluttered transom, and Yamaha’s legendary performance for their offshore fishing, cruising, and recreational vessels.

Ready to experience the confident power and transformative control of the Yamaha F300XCB2 for yourself? Contact us today to discuss your specific boating requirements and discover how this advanced outboard can elevate your time on the water. Get a personalized quote. Or, explore our full selection of Yamaha outboards. Our dedicated team is here to help you find the ideal power solution for your next marine adventure!