Achim Groh
Niederstotzingen (Germany)
Piuma Twin		 Frank Metzger
Capiago (CO)
Piuma Twin
Roberto Michelazzo
Rubano (PD)
Piuma Twin
Engine Rotax 513		 Alfonso and Riccardo Guerra
Breganze (VI)
Piuma Twin
Tiziano Danieli
Designer and builder
Piuma Twin		 Jadilson Ferraz
Cariacica (Brasil)
Piuma Twin
Michele Pregliasco
Torino
Piuma Twin