Castrol Power1 A747 2T is a low-ash, semi-synthetic two-stroke oil,
specially designed for use in 2-stroke high-performance racing engines
premixed fuels was developed. A747 is for water-cooled
Engines in on- and off-road racing machines, including go-kart engines.
Thanks to special additives, it prevents throttle valve/slider jamming
wet weather and minimizes deposits and their formation in the combustion chamber.
Suitable for mixed lubrication, not for pump lubrication.

Castrol A747 is only recommended for very high power 2-stroke engines.
It can happen with low-power, low-speed engines
excessive deposit formation. Besides, it shouldn't be with others
2-stroke engine oils are mixed.