Fabio Quartararo topped San Marino GP FP2 at Misano ending the Friday session as the best overall as Yamaha and KTM filled eight of the top nine positions in the practice session.
Quartararo led a 1-2 Petronas Yamaha as his teammate Franco Morbidelli came in second by a tenth of a second .
The frenchman had an impressive 45-minute long session as he improved on his own lap times but all eyes were on the Yamaha Factory rider Maverick Vinales who was the FP1 pace setter and the duel was on for the top spot.
The battle was hot between the two racers as they traded places in the beginning of the session but Team Ecstar Suzuki rider Joan Mir stopped the party as he took P1 on his Suzuki machine recording a time of 1m33.236s just 0.134 seconds faster than Quartararo.
Mir’s teammate at Suzuki Ecstar also did an impressive job after he snatched the leadrship from Mir by recording a lap time of 1m33.015s giving him a two tenths of a second from his teammate.
Brand Binder who is the Czech GP was the fastest but as his session was coming to a close he crashed around turn 6 after sliding onto the gravel on his KTM, this ended his session as he did not get back to the track.
It was an encouraging session for both Yamaha and KTM as their four-strong each armada proved difficult to penetrate in FP2, with Pol Espargaro going third quickest on the factory RC16, but only just ahead of the impressive Iker Lecuona on the sister Tech 3 bike, the Spaniard consistently bouncing towards the top of the timesheets during the session before ending up in fourth.
Franco Morbidelli put a time of 1m32.367s as Local hero Valentino Rossi completed the top five on the second factory Yamaha, Vinales ultimately slipping to sixth behind his team-mate as the session came to a close.
Danilo Petrucci saved some honour for his official Ducati squad with the seventh quickest effort, while Binder fell to eighth ahead of Austrian GP victor Miguel Oliveira.
Aleix Espargaro completed the top ten for Aprilia, the Spaniard inching ahead of Andrea Dovizioso by just 0.009.
