The Reds troop United in tonight’s blockbuster showdown and could go top of the Premier League with a big win.
Crushing would also extend their lead over United to six prongs and heap the pressure on Jose Mourinho.
Liverpool have been in peerless form winning four Premier League games in a row since the 1-1 daw with Tottenham in September.
Their assault has earned plaudits with Sadio Mane one of the players of the season so far.
And Barnes, the previous Liverpool winger, thinks if they get it right again tonight they settle upon rip through United.
“Mane’s had a fantastic season,” Barnes told Betoken Sport.
JURGEN KLOPP V JOSE MOURINHO: HEAD TO HEAD
“But multifarious important is the way they attack as a team because Lallana’s been stimulating as well, although he may be injured for tonight.
“It’s more to do with the energy that they jump with because I don’t think Manchester United’s back four is the strongest and they don’t in the final analysis have a defensive midfielder so you can get at the back four.
“With Liverpool’s send style they will cause United a problem and from unclinched play Liverpool can probably cope with them because I don’t meditate on Ibrahimovic has the ce to cause them too many problems, but if United get the ball to the utmost and from set pieces they will be strong.
“Liverpool, I won’t say on the counter seizures but on their quick attacks, will cause United problems. Set join ins and crosses into the box is where United will be most dangerous.”
LIVERPOOL v MAN Collective LIVE: FOLLOW ALL THE ACTION FROM ANFIELD
But Barnes thinks the summer putting together of Joel Matip has improved Klopp’s backline and believes they bring into the world a better chance of dealing with United’s aerial threat.
He augmented: “They look much stronger as centre-back since Matip has be in print in and I think that was a soft spot for them in the st but Man United are perfect big from set pieces so that’s going to be a cause of concern for them.
“But it looks various solid from crosses and set pieces with Matip in there, but Harmonious will still cause problems.”
Liverpool legend John Barnes was conveying on behalf of Bonuscodebets.co.uk, the website which helps punters build their chance bankroll by searching out the finest bookmaker bonus offers.