Mercury 300hp Verado Outboard 300XXL

The Mercury 300hp Verado Outboard 300XXL is built for large offshore and commercial-grade boats that require a 30-inch XX-Long shaft and uncompromising performance. Powered by a 4.6L V8 FourStroke, this Verado delivers aggressive acceleration, massive torque, and class-leading refinement.

Mercury’s exclusive Advanced MidSection (AMS) and under-cowl noise management dramatically reduce vibration and sound, providing one of the smoothest and quietest 300hp outboards available—ideal for long offshore runs in demanding conditions.

Features and Performance

• 4.6L V8 Verado Powerhead – Strong torque with smooth, linear power delivery

• Advanced MidSection (AMS) – Virtually eliminates vibration for premium comfort

• Digital Throttle & Shift (DTS) – Seamless shifting and instant throttle response

• Electro-Hydraulic Power Steering – Automotive-style precision handling

• Adaptive Speed Control – Maintains RPM through turns and varying loads

• Advanced Sound Control – Switch between ultra-quiet and sportier exhaust tones

• 115-Amp High-Output Alternator – Ideal for electronics-heavy offshore setups

• Power Trim & Tilt – Optimize running angle and shallow-water operation

Why You Should Buy It

• Premium Verado V8 300hp performance with maximum refinement

• Exceptionally smooth and quiet for extended offshore operation

• DTS and power steering reduce fatigue and improve control

• Designed specifically for 30-inch transom (XXL) boats

• High electrical output for advanced navigation and fishing electronics

• Backed by a Mercury Marine 3-Year Factory Warranty

If your boat requires a 30-inch shaft and top-tier comfort, the 300XXL Verado is the most refined solution in the 300hp class.

FAQ – Mercury 300hp Verado Outboard 300XXL

Q1: What boats require the 300XXL Verado?
Large offshore boats, commercial hulls, and high-freeboard center consoles with a 30-inch transom.

Q2: How is the 300XXL different from the 300XL Verado?
The 300XXL uses a 30-inch shaft, while the 300XL uses a 25-inch shaft.

Q3: Does the 300XXL Verado include power steering?
Yes. Electro-hydraulic power steering is standard on all Verado models.

Q4: Is the 300XXL suitable for long offshore runs?
Absolutely. Its quiet operation, torque, and stability are ideal for extended offshore use.