I just bought a radiator for my car from cjponyparts.com it said it was a single row direct replacement for a 91gt i was lookin at my old one and this new one and both of them have holes on the left side? what are these for? i asked my bro about them and he said they went back to his tranny on his car wich is an auto mines a manual is this somthin i need to be worried about they dont have anything comin out of them on the old one but is this somthin to worry about with the new one? its bothering me so i just thought id ask before i go puttin the new one in