Astride the TVS Sherco RTR 450, now he lines up for his seventh start, proudly carrying the Indian flag.
Qatar's five-times winner Nasser Al-Attiyah was in second place for the Dacia Sandriders team, 40 seconds behind de Mevius.
Harith sits at 13th in the overall standings after Stage 8 and third in Rally 2 class.
Images from the Gulf Cup Dirt Track FMSCI National Championship held in Jodhpur on Sunday.