QUOTE(Vacca Rabite @ Feb 23 2012, 01:36 PM)
Head gaskets are copper, and copper conducts heat very well. So, no.
Stock ones are layered white metal, not copper.
I am told that if you use the copper ones, you need to periodically (or at least once) re-torque the head nuts. Not so with the stock gaskets or with none.
--DD