- Stock #172329 - NXT20 powered by a 5.7L Illmor 320hp engine with only 131 hours for sale with the ability to adapt to any water sport! This 2016 Mastercraft NXT20 is being offered for sale. The boat is part of a rental business that the seller owns and this is 1 of 7 that are available. Each boat has had regular maintenance and service. They are all stored inside his business at all times when not in use. I have not personally seen these boats. They are all put away for the winter and will be pulled out the 1st of May if the weather permits. All of the information in this listin... read more