Among those who started the win over France, only Davies, Liam Williams, Josh Adams, Josh Navidi and Adam Beard are in the XV to play Italy in Rome. "It should be a tasty one", Davies, captaining the side for the first time on his 70th appearance, told ITV Sport.
Italy extended its own record streak with a 19th straight defeat in the Six Nations since 2015. Italy also scored a second try, but it wasn't enough to prevent Wales from an 11th successive victory, tying the Welsh record set 109 years ago.
Italy responded with an Allan break teeing up Padovani's touchdown.
Their 16-point turnaround in the win over France last weekend was the biggest half-time comeback in any Five or Six Nations match.
Of the two wins Italy have recorded over Wales, both have come in Rome, in 2003 and 2007. We didn't play that well but, as I said to the boys in the changing room, we'll take the win, move on and start thinking about England.More news: New Zealand wildfires will burn for weeks, experts warn
Italy coach Conor O'Shea, who ushered in a new brand of attacking rugby when he took over in 2016, could come under growing pressure to reconsider his tactics. "Hopefully we'll go under the radar".
Nevertheless, Wales got their second try in the 70th minute when Owen Watkin grabbed a ideal kick from Gareth Anscombe to touchdown before a consolation try from Edoardo Padovani saw Italy reducing their losing margin to 11 points.
Italy already looks consigned to a fourth consecutive wooden spoon.
Italy's Sergio Parisse, right, wins a lineout over Wales' Aaron Wainwright during the Six Nations rugby union global between Italy and Wales, at Rome's Olympic Stadium, Saturday, Feb. 9, 2019.
Wales coach Warren Gatland conceded his experimental side "got out of jail" against Italy.More news: Ashley Young: Manchester United defender signs contract extension
The son of Wasps rugby director and former Wales prop Dai Young, Thomas Young has impressed in the English Premiership this season.
Italy's Angelo Esposito, left, challenges for the ball Wales' Owen Watkin during the Six Nations rugby union global between Italy and Wales, at Rome's Olympic Stadium, Saturday, Feb. 9, 2019.
Italy have lost their last 18 matches in this tournament - a Five/Six Nations record.
Wales' Jonah Holmes, center, challenges for the ball with Italy's Michele Campagnaro, left, and Italy's Dean Budd during the Six Nations rugby union worldwide between Italy and Wales, at Rome's Olympic Stadium, Saturday, Feb. 9, 2019.More news: US destroyers sail in disputed South China Sea amid trade tensions