megagabobe1 :
ok, thx for snwer, io will look for hetsinks
Read the guide here on basic overclocking.
If not, if that doesn't help you understand it then you can Youtube video on a basic overclock.
Since you have a MSI motherboard, I think it would be best that you would want to search on Youtube on the steps.
Once you understand it. it would become easy. But it takes time.
Just let me know about your choice in heatsink for your E7400 (775 Socket)