The constant research of excellence has brought Top System products to quality and performance standards which are unlikely reachable on the market.
Top System propulsions with surface propellers are independent, without the coupling tie bar. The steering gear is not hydraulic anymore, but electro-hydraulic: Steer by wire.
Inside the engine room there are two level tanks which allow to visualize the levels and to control the infiltrations.
The filling of the first room has to be done by a pump equipped with a drain cap.
The second room has to be filled always by a pump with motor oil SAE 15/40.