• Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
  • Mercury Racing 400R Phantom Black
Videos

Mercury Racing 400R Phantom Black

Overview

FEEL THE POWER

The dual muffler system of Advanced Sound Control offers the option of a deep sport tone with a stirring growl on start-up.
Specifications
Model
400R
Category Name
Outboard Engines
Year
2024
Sale Type
New
Manufacturer
Mercury Racing
Color
Phantom Black
WOT RPM
6000-6600
GEARCASE
Sport Master or 5.44" HD
RATED HP
400
STEERING
Hydraulic or JPO Electric
WARRANTY
3-Year Limited
CYLINDERS
V10
MIDSECTION
Racing Advanced Midsection
ENGINE TYPE
V10 (64-degree) with 40-Valve Dual Overhead Cam (DOHC)
DISPLACEMENT
5.7L
GEARCASE RATIO
1:60:1
OIL REQUIREMENT
MRX 10W-30 or Mercury 10W-30 Full Synthetic
INDUCTION SYSTEM
Supercharged with Charge Air Cooling and Electronic Boost Control
THROTTLE & SHIFT
Digital Throttle & Shift
FUEL REQUIREMENTS
Unleaded Regular 87 Octane Minimum (R+M/2) or 91 RON
FULL THROTTLE RPM
6000-6600
DRY WEIGHT (LB/KG)
695 / 315
HORSEPOWER (HP/KW)
400 / 298
CHARGING (AMP/WATT)
150 / 1890
SHAFT LENGTHS (INCH)
20, 25, 30, & 35
INTEGRATED REAR TIE BAR BRACKET
Available
powerhead

Mercury Racing 400R Phantom Black

DEEP-BREATHING QC4 TECHNOLOGY

Performance you will feel – instantly. A new naturally aspirated V10 5.7-liter powerhead features the deep-breathing Mercury Racing Quad Cam Four Valve (QC4) design with proprietary 92mm throttle body and tuned intake to maximize airflow and power.

Mercury Racing 400R Phantom Black

EXCLUSIVE 92MM THROTTLE BODY

A proprietary 92mm throttle body and tuned intake work with the QC4 head to maximize airflow and power. The exclusive heavy duty throttle body servo motor is designed to produce instant throttle response, while a Mercury Racing fuel pressure sensor provides precise fueling under acceleration to further enhance throttle response.
gearcase

Mercury Racing 400R Phantom Black

SPORT MASTER GEARCASE

The race-proven Sport Master gearcase is a surface-piercing design intended for boats capable of exceeding 85 mph, and features low water pick-ups and a crescent leading edge to maximize speed and efficiency. It also features a 1.60:1 gear ratio.

Mercury Racing 400R Phantom Black

5.44 HD GEARCASE

The Mercury Racing 5.44 HD gearcase option is ideal for heavy bay boats and multi-engine performance center console boats that require a more-submerged gearcase and benefit from added stern lift. It features a 1.60:1 gear ratio.

Mercury Racing 400R Phantom Black POWER TO THE WATER

The new Mercury Racing® Ventera™ propeller is designed to handle big outboard horsepower on fast center consoles, day cruisers and bay boats. This 15-inch diameter, four-blade prop was engineered specifically to carry more load with greater efficiency at high speeds and in semi-surfacing installations.

Mercury Racing 400R Phantom Black OPTIONAL TIE-BAR

An optional rear tie-bar bracket integral to the Racing AMS provides a strong, ultra-light mounting point for rock-solid precision steering on catamaran and other ultra-high-speed applications.
tech

Mercury Racing 400R Phantom Black

ADAPTIVE SPEED CONTROL

Adaptive Speed Control maintains engine RPM as load changes due to sea conditions or turning maneuvers to maintain boat authority with less control input.

Mercury Racing 400R Phantom Black

87 OCTANE

Experience thrilling performance and full power on readily available 87 octane (91 RON) fuel. Advanced Range Optimization utilizes electronic sensors to precisely adjust the fuel mixture for the best-possible efficiency at all speeds.

Mercury Racing 400R Phantom Black

150 AMP ALTERNATOR

A powerful 150 amp alternator and Idle Charge battery management help maintain battery charge on boats rigged with power-hungry electronics and audio.
literature
Name Link

MR_400R_Overview.pdf

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