Jorge Navarro was quickest during FIM Supersport World Championship the opening practice Friday afternoon at Algarve International Circuit, in Portimao, Portugal. Riding his Orelac Racing Verdnatura Ducati Panigale V2 on Pirelli control tires, the Spaniard lapped the undulating 2.85-mile road course in 1:44.106 to lead the field of 31 riders.
Former MotoAmerica Supersport regular Valentin Debise was sixth in the session with a 1:44.540 on his Evan Bros. Yamaha YZF-R6.