The occasion I joined in the fun Japan, we got pulled into Yokosuka, for a DC10 engine, change out doors. Our destroyer, believe it or not, actually had a key, that started the ship. The ship was equipped with four DC10 diesel motors. It was very powerful. As far as we know, the ship was always rated at 32 knots, and anything faster than that, was classified, and they would not reveal how quicker