The talented pair, who also represented India at the 2013 World Cup of Golf, took advantage of their fine form to sign for a flawless card highlighted by eight birdies at The Metropolitan Golf Club.
They trail leaders Korea (Byeonghun An and Siwoo Kim), England (Tyrell Hatton and Ian Poulter) and Australia (Marc Leishman and Cameron Smith) by two shots in tied-seventh place.
Lahiri and Bhullar hailed their great collaboration as they managed to feed off the positive energy from each other to put themselves in contention at the prestigious US$7 million event, which is celebrating its 59th edition this week.
The duo hopes to leverage their strengths effectively as they head into the Foursomes (alternate shot) match on Friday, where they will play alongside Team Ireland’s Shane Lowry and Paul Dunne.
Team India is part of the six two-man Asian teams in the field vying to hoist the famous trophy in the event, won previously by many legends of the games.
Team Malaysia (Ben Leong and Gavin Green) trails the leading trio by one shot in tied-fourth place while Team Japan (Satoshi Kodaira and Hideto Tanihara) and Team China (Li Haotong and Wu Ashun) are tied in 12th following matching 66s.
Team Thailand of Kiradech Aphibarnrat and Prom Meesawat came in a further shot back in tied-19th following a 67.