The fault for Marc Marquez ’s brief worry at the Thailand MotoGP has been placed on his Ducati engineers. The factory Ducati grand prix debutant was leading at Buriram from pole position when he abruptly looked over his shoulder, and dropped to P2 behind his brother Alex Marquez.

The Spaniard claimed his 63rd premier class victory, marking a new era as he secured his first win in factory Ducati red

Six-times MotoGP champion Marc Marquez continued his perfect start with factory Ducati as he completed a weekend double at the season-opening Thailand Grand Prix on Sunday, finishing ahead of his younger brother Alex.