I taught you how to overclock your Samsung Galaxy Y GT-S5360 to 1.248 GHz. Do as I do and it should work. I suggest you root before doing this process.
Download Links :
1.Mediafire - Ext4_Converter.zip
2.Mediafire - PDA.merruk.tar
Download Both files and Placed it Anywhere on your PC and Follow the Steps As Show On Video :
the file PDA is blocked by mediafire please fix it