The former finally joined the club officially on July 1 after a deal was agreed with RB Leipzig last August to bring the Guinea midfielder to Anfield.
Fabinho’s wait was considerably shorter, however, after the formalities of his move to the Reds were completed in late May.
The pair began pre-season training alongside their new teammates on Monday and Solanke has already seen enough to be excited by what they will bring to the side.
Asked if Fabinho and Keita have made an immediate impact, he told Liverpoolfc.