General Specifications
HP / kW
300 HP / 223.5 kW
Displacement
4400 cc (268.5 cu in.)
Cylinders
8 ()
WOT RPM
Check Manual
Weight
393 kg / 867 lbs
Drive & Lower Unit
Gear Ratio
—
Shaft Length
—
Electrical System
Alternator Output —
Starting System —
Maintenance Quick-Specs
Engine Oil —
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug Check Search
Fuel/Power Diesel
Identification
The serial number for the Cox Marine CXO300 Commercial Diesel is typically found on a plate located on the transom bracket.
Technical Toolkit
Reference Data
Information compiled from Cox Marine Marine factory service manuals and original sales literature published in 2024.