327 heads do not have the mounting holes like a 350. Alt, and a/c brackets although if you are not using serpetine pully's they have no problem going on a 350 I have a set on my 350 and it runs absolutely beautifully
yes just get head gaskets for the 350 not the 327
No.
yes
Yes.
A 350 block with a 327 crank is called a 327. Bore it 60 over and it becomes a 337. Don't know what pop up heads are. Never heard of that.
yes it will
Most people think that they gain more power from putting a 327 head on a 350. unless you get a head that is a high performance head you are not changing much.
Yes it will as long as the 350 engine is not newer then a 1986
327
lt1 is a 350
a 350 or 327 that is the question. A 350 or a 327