Chennai, Oct 31 (UNI) Bengaluru’s Chiranth Vishwanath breezed to a brilliant win in the premier Super Sport 301-400cc Open class upstaging pole-sitter, Petronas TVS Racing team-mate and arch-rival Sarthak Chavan in the third round of the MRF Indian National Racing Challenge 2W 2026 at the Madras International Circuit at Irungattukottai, about 40 km from here, on Saturday.