I have swaped from a 305 to 350 in my 91RS. The 350 came out of a 91 P/U. Should i use the CR43TS's out of the P/U or say with the R45TS's that came factory with the 305. I was wondering because the car runs hotter now even with a BECOOL radiator with 14" and 10" Permacool fans.