- Stock #472688 - Clean, well maintained 1989 Sea Ray 440 Aft Cabin Motor Yacht Diesel Power Ready for that Loop. This Sea Ray 440 is unique, has been a Michigan Lake Motor Yacht all its life, it's one of a kind, and stored in a climate heated control facility and can be visited and inspected at this time. She has been well maintained with original engines that have around 1,100 hours on twin 3208 Caterpillar, which will take you anywhere. One person can handle this motor yacht with its Bow and Stern Thrusters, installed in 2020, as well as up-to-date electronics and new batteries. The brid... read more