500 motors in database
Mercury Technical Database

Mercury V10 400hp SeaPro

400 HP 2024 4-Stroke Current Production ✓ Service Data Verified

General Specifications

HP / kW 400 HP / 298.0 kW
Displacement 5700 cc (347.8 cu in.)
Cylinders 10 (V10 64° Naturally Aspirated)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 316 kg / 697 lbs

Drive & Lower Unit

Gear Ratio 2.08:1
Shaft Options 20", 25", 30", 35"
Propeller Style

Maintenance Quick-Specs

Engine Oil Mercury 10W-30 SeaPro
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug NGK LKAR7C-9
Fuel/Power Regular 87 Oct

Identification

The serial number for the Mercury V10 400hp SeaPro is typically found on a plate located on the transom bracket.