Mercury 400hp Verado V10 400XXL

Overview Mercury 400hp Verado V10 400XXL

The Mercury 400hp Verado V10 400XXL is engineered for demanding offshore applications where extra-long transoms and heavy hulls require uncompromising power. Its 5.7L naturally aspirated V10 delivers massive torque with smooth, linear acceleration, while the 30” XX-Long shaft ensures proper mounting height and optimal thrust on big boats.

Built around Mercury’s advanced Verado platform, the 400XXL blends raw horsepower with SmartCraft® digital technologies to provide effortless control, quiet operation, and confident performance in rough water.

Features and Performance

• 5.7L V10 Naturally Aspirated Powerhead – Strong torque and responsive acceleration
• 400 Horsepower Output – Ideal for single, twin, or triple offshore installations
• 30” XX-Long Shaft – Designed for high-transom offshore and commercial hulls
• Digital Throttle & Shift (DTS) – Smooth shifting and instant throttle response
• Advanced MidSection (AMS) – Minimizes vibration and reduces engine noise
• Adaptive Speed Control – Maintains RPM through swells, turns, and load changes
• Precision Gearcase – Stable at high speeds with confident low-speed handling

Why You Should Buy it

• Flagship Verado V10 power without supercharging complexity
• Perfect for large offshore boats with extra-long transoms
• Smooth, quiet, and refined for long offshore runs
• Excellent balance of power, reliability, and digital control
• Backed by Mercury Marine with a 3-Year Factory Warranty

If your offshore platform demands maximum naturally aspirated power and a 30” shaft , the 400XXL is built to deliver.