For the very best in boating action this double sailing thrill in southampton is a must take the rough with the smooth by enjoying a high octane spin in a 450 hp jet viper before sailing a world class sb20 keelboat alongside a small working crew start with a briefing then get kitted with life jackets and waterproofs before heading out to open water in the powerful jet viper once out on the solent hold on tight while your skipper demonstrates donuts crash stops side slides and spins afte