500 motors in database
Cox Marine Technical Database

Cox Marine CXO300 Diesel V8

300 HP 2024 4-Stroke Current Production
Current Model CXO300 Diesel V8
Largest in series

General Specifications

HP / kW 300 HP / 223.5 kW
Displacement 4400 cc (268.5 cu in.)
Cylinders 8 (V8 60° Twin-Turbo)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 393 kg / 867 lbs

Drive & Lower Unit

Gear Ratio 1.46:1
Shaft Options 25", 30", 35"
Propeller Style

Maintenance Quick-Specs

Engine Oil SAE 5W-40 CI-4
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug Check Search
Fuel/Power Diesel

Identification

The serial number for the Cox Marine CXO300 Diesel V8 is typically found on a plate located on the transom bracket.

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