After 1963 the "Bora 2B" was born with edge hull and with Volvo Penta 95 x 2 inboard motorization and 100 feet, the length is 7 Mt. In the same period the "Bora 4" is set, which becomes the flagship of the series, since it is 10.40 Meters long, is equipped with a roof and is motorized with two GM inboard of 120 HP x 2 diesel and follows in shape the hull at the edge of the "Bora 3". The success is remarkable, the range is complete and the robustness and quality become proverbial.