Six-times MotoGP champion Marc Marquez logged his factory Ducati debut with pole position at the season-opening Thailand Grand Prix, edging out his younger brother Alex Marquez of Gresini at the Buriram International Circuit on Saturday.

Six-time world champion Marc Marquez grabbed pole position ahead of brother Alex for Sunday's season-opening MotoGP race at Buriram in Thailand. The 32-year-old Marquez went quickest in opening practice on Friday before being pipped by brother Alex in the afternoon session.

Marc Marquez and brother Alex lock out the top two places on the grid in Buriram MotoGP qualifying. Marc Marquez will start his first MotoGP races as a Ducati Lenovo rider from pole position at Buriram.

As the lights go out to start the MotoGP season in Thailand on Saturday, the road seems clear for one of the sport's two deposed kings to reclaim their crown – if they do not get in each other's way.Under MotoGP rules designed to curb spending,

Alex and Marc Marquez carry their strong testing form at Buriram to the Thai GP