well as far as a manual conversion goes theres nerver any problems wit da grears coz of da conversion..... only da condition of da gear box
i dont no shit about da rb manual gear box..... coz i got auto
so sum1 dat has 1 can tell u if dats da normal case wit manual rb box's..... or u mite need a reco' /change box but i highly dout dat coz its only a slight wine
gud luck wit it