what moves do i need to make?

[cilleyman12]

im in the bottom of the standings and i need to start making a push if i wanna get in the playoffs heres is my roster
c- paul lo duca
1b-mark teixeira
2b-dan uggla
3b- scott rolen
ss- jimmy rollins
of- bobby abreu
of- ken griffey jr
of- mark derosa
ut- joe crede
bn-adrian beltre
bn-nick swisher
bn-jason varitek
bn- marcus giles
bn curtis granderson
bn- hanley ramirez

sp- chris capuano
sp- brandon webb
sp- jon lester
sp- roger clemens
sp- jeremy weaver
rp-jon papelbon
rp carlos silva
bn- c.c. sabathia
bn jake peavy
bn felix hernandez
bn tim corcoran
dl ben sheets

the reason i have silva and corcoran are because wins are so much more valuable in this league than saves. i recently aquired marcus giles, curtis granderson, felix hernandez all from trades...should i make anymore moves?