Start soaking them now with rest penetrant every day,it will greatly improve our odds of a successful mission.
    Slide under it and try a few of the nuts before attacking it, remember that most of those Copper nuts are 12mm.

                                         Stacy

Sent from my iPhone

> On Oct 24, 2016, at 10:32 PM, Mark McCulley <markmcculley@GMAIL.COM> wrote:
> 
> I'd like to replace my exhaust with some nice stainless GoWesty pipes. I'm
> concerned I'll encounter problems with the head studs though, they look
> really rusty and the headers haven't been removed since they were
> installed 13 years and 85K miles ago. Should I be concerned and have the
> job done by a pro or should I have confidence that the nuts (they're copper
> I think) will come off without damaging the studs? Just don't want to end
> up with my exhaust off and need to get the van to a shop to fix a stud (or
> head).
> 
> Mark
> Vashon, WA