The Reds head into the midweek fixtures top of their group after a 3-2 victory over AC Milan last time out, but that win and the 3-3 draw at Brentford could be encouraging for tonight’s hosts.
Porto have suffered heavy defeats in both of the last two meetings at the Estadio do Dragao, however, with Liverpool enjoying a 9-1 combined scoreline.
Klopp has stressed he is not expecting similar against a much-changed Porto, but he will be hoping for a comprehensive display from a strong side missing Trent Alexander-Arnold.
Porto: Costa; Corona, Cardoso, Marcano, Zaidu; Oliveira, Uribe, Otavio, Diaz; Taremi, Martinez
Substitutes: Marchesin, Nanu, Conceicao, Costa, Evanilson, Grujic, Mario, Manafa, Pepe, Vieira, Vitinha, Wendell
Substitutes: Adrian, Kelleher, Konate, Keita, Firmino, Gomez, Oxlade-Chamberlain, Minamino, Tsimikas, Origi, Phillips, Williams