General Specifications
HP / kW 30 HP / 22.4 kW
Displacement 496 cc (30.3 cu in.)
Cylinders 2 (Inline)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 53 kg / 117 lbs
Drive & Lower Unit
Gear Ratio —
Shaft Options 15", 20"
Propeller Style —
Maintenance Quick-Specs
Engine Oil TC-W3 2-Stroke
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug NGK B7HS
Fuel/Power Regular 87 Oct (50:1 Mix)
Identification
The serial number for the Mariner 30hp International (Yamaha-built 689) is typically found on a plate located on the transom bracket.