OutBoard 4T 10W-40

Serienummer: 2709

The Booster OutBoard 4T 10W-40 is specially developed for 4 stroke outboard engines.


SAE 10W-40
Density at 15 ⁰C, kg/l 0,870
Viscosity -25 ⁰C, mPa.s 6230
Viscosity 40 ⁰C, mm²/s 89,40
Viscosity 100 ⁰C, mm²/s 13,40
Viscosity Index 151
Flash Point COC, ⁰C 218
Pour Point, ⁰C -36
Total Base Number, mgKOH/g 7,7


This four stroke engine oil is special advised for the lubrication of high speed four stroke engines under
heavy duty load. Because four stroke outboard engines require other properties for engine oils, this oil
is not suitable for use in passenger cars. This engine oil meets the newest requirement for outboard
engines of the NMMA.

Booster OutBoard 4T 10W-40 is formulated with carefully selected high quality base oils and special
four stroke additives to achieve the following properties:

– a perfect lubrication of all motor parts
– a very active detergency, resulting in a cleaner motor compartment
– good cold start properties
– a very strong activity against wear, oxidation and corrosion
– excellent shear stability

Performance level

Meets the requirements of

By product choice always follow the requirements and instructions of the manufacturer.


June 2019

Booster Oil team at the Voodoo Race 2019 in Korea, 1st, 2nd and 3rd round

South Korea

New distributor in Bahrain

June 2019

Booster Oil racing team took 1st place at Nexen Tire Speed Racing 2019

South Korea
1,2,3 of March 2019

Booster Oil Guatemala motorcycle race at Expo Moritz 2019!


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