In reply, the pressure of runs proved too much for the Caribbean side as they could only manage 124/9.
The number-fest in India's series-winning victory, though, wasn't limited exclusively to the captain.
India, thus, took an unassailable 2-0 lead in the three-match T20 series.
Rohit, who also surpassed regular skipper Virat Kohli to become top run-getter among Indians in shortest format, was at his brutal best, hitting eight boundaries and seven towering sixes.
He and Shikhar Dhawan posted 123 runs for opening wicket to provide a flawless platform after West Indies started off promisingly with paceman Oshane Thomas bowling a maiden Dhawan got to a somewhat sedate 43 (41b, 4x3) before being caught by Nicholas Pooran off the bowling of Allen at long-leg, but there was no respite for the visitors thereafter as the Indians pressed on the gas pedal to dictate terms.
The India openers had to weather some good fast bowling by West Indies at the start, but from the moment Rohit broke the shackles with a six off the first ball of spin he faced, he looked unstoppable.
It has been a complete domination by India after they swept the Test series 2-0 and then won the one-day internationals 3-1.
Making the most of a dropped chance early on by left-arm spinner Fabien Allen off his own bowling, the Indian captain kept the vocal chords of a boisterous crowd busy.
Khary Pierre quickly accounted for Rishabh Pant (5) but KL Rahul blasted 26 not out from just 14 deliveries in the closing stages, in the process adding 62 in an unbroken third-wicket partnership that lifted the total to 195-2.
West Indies play the final T20 global of the series on Sunday in Chennai.
While Hope was cleaned up by Ahmed in the second over, Hetmyer was holed out at long-on to Dhawan in the pacer's third over.
"Bumrah has been our premier bowler for us and the way we use him in T20s is different to ODIs".
Rohit, who made batting handsome with his immaculate timing and placement, picked the ball early and swung his bat to beat the big boundaries for some crisp fours and awesome sixes.
"My only aim is to do well for India and for that I need to enjoy my game".