a)Easy operation, convenience for purchase of parts and components, and simple repair and maintenance; b)Capable of being endurance of hardship, thus being suitable for marine???s engine room???s environment in particular; c)The front-end adopts 6-groove belt pulley output, possible being attached with the more power facilities; d)Adopt the water-cooling exhaust pipe, reduce the engine room???s temperature, and improves the safety; e)For Diesel engines in 176 horsepower or over with the remote-control instruments, there can be fitted with the water-temperature, oil temperature, revolution display and failure alarm devices in the wheelhouse, thus the operation being more safe.