At stumps, Zimbabwe - who were dealt a blow in the form of Tendai Chatara ruled out of the Test - were 25/1.
The duo went past Bangladesh’s previous record partnership for the fourth-wicket stand of 180 runs shared by Mominul and Liton Das against Sri Lanka this year.
Having modelled himself after the great Glenn McGrath, Jarvis too, much like the former Australia fast bowler, likes to keep things simple and on the mark.
Bangladesh registered a 28-run victory over Zimbabwe in the first ODI at Dhaka to extend the visitors’ winless streak in the format to 11 games.
After at the wrong end of limited-overs series clean sweep against South Africa [ODIs an T20Is], Zimbabwe are gearing up to recover from the disappointment with a positive mindest.
Defending a total of 160/6, in which the debutant Rassie van der Dussen made 56 off 44, South Africa bowled Zimbabwe out for 126.
The legspinner has been ruled out of action for up to eight weeks to allow him to fully recover from surgery
In form batsman, Solomon Mire has been ruled out of the series after he sustained a gluteal tear during his knock of 63 against Australia in the last league game of the T20I Tri-series at Harare Sports Club.
Mohammad Nawaz, Usman Khan, Mohammad Hafeez and Hasan Ali picked up two apiece.
The first Test is scheduled for 21-25 October, with the second match pencilled in for 29 October-2 November.