Mercury 400HP 400CXXXL White Verado V10 Counter Rotation – 35″ Shaft
The white 400-horsepower Mercury 400CXXXL Verado V10 provides counter-rotation propulsion with a 35-inch shaft. Its V10 output supports demanding offshore applications, while counter-rotation helps balance twin-engine thrust and the shaft length suits compatible high-transom vessels.
Description
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Mercury 400HP 400CXXXL White Verado V10 Counter Rotation Specs
| Brand | Mercury Marine |
| Full Model Code / Part Number | 400CXXXL White Verado V10 (Counter Rotation / 35" Shaft) |
| Country of Origin | USA |
| Engine Type & Configuration | 4-Stroke 64° V10 (DOHC with 4-Valves per Cylinder) |
| Horsepower Output (HP / kW) | 400 HP (298 kW) |
| Displacement (cc / cu in) | 5700 cc (349 cu in) |
| Bore x Stroke (mm / in) | 90.0 x 89.0 mm (3.54 x 3.50 in) |
| Maximum RPM Range (Full Throttle Operating Range) | 5800 - 6400 RPM |
| Fuel Induction System | Electronic Fuel Injection (EFI) Computer Controlled with Sequential Multi-Port |
| Ignition System | SmartCraft ECM 0d Digital Inductive |
| Starting System | Electric Start with SmartStart Push Button |
| Steering System | Electro-Hydraulic Power Steering (Integrated) |
| Trim & Tilt System | Smart Craft Power Trim and Tilt |
| Gear Ratio & Shift Mechanism | 2.08:1 (Counter Rotation TorqueMaster / Forward - Neutral - Reverse) |
| Exhaust System | Through Propeller |
| Recommended Transom Shaft Length | XXXL: 35 inches |
| Alternator / Charging Output (Amps / Watts) | 150 Amp (Idle Charge Battery Management System) / 1800 Watts |
| Recommended Fuel Grade & Oil Type | Regular Unleaded (Min. 87 Octane) / Mercury 4-Stroke Outboard Oil NMMA FC-W 25W-40 |
| Dry Weight (kg / lbs) | 316 kg / 695 lbs |
| Standard Warranty | 3 Years Limited Recreational Warranty |
Common Question of Mercury 400CXXXL White
Is the white CXXXL counter rotating?
Yes. The white Mercury 400CXXXL Verado V10 is specified as a counter-rotation outboard with a 35-inch shaft. Its counter rotating lower unit supports compatible paired-engine applications. The white finish identifies appearance, while propeller selection, controls, steering, battery, wiring, and boat compatibility must be verified before installation.
What shaft length does it use?
The shaft length is 35 inches, intended for a matching extra-tall transom. Confirm the boat’s actual measurement before mounting because incorrect shaft depth can affect cooling-water pickup, gearcase clearance, propeller immersion, steering response, and twin-engine balance. Proper measurement supports this ready to bolt marine outboard package.
Does it use fuel injection?
Yes. The white Verado V10 uses an electronic fuel injection system for controlled fuel delivery during starting, acceleration, and cruising. Verify exact controls, gauges, battery capacity, wiring, steering, propeller requirements, mounting height, and paired-engine compatibility before installing this high performance outboard motor.















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