- Stock #370272 - Impressive Launch powered by a 320 HP Indmar 5.7L engine, tandem axle trailer with chrome fenders! Kept in covered storage! If you're looking for a great family boat for water sports, look no further this 2004 Supra Launch is the boat for you. In 2004 this was Supra's flagship boat for wakeboarding! The design and customized features in this boat were centered around wakeboarding. This boat is very spacious and can accommodate up to ten passengers. Plenty of storage for your wakeboards and equipment. A fun boat for the whole family to create great memories. The boat is... read more