Plugs? About .032.
No. The 327, is a small block.
327
3.25"
350 and a 327
327 is a Small block. 265 thru 400 were small blocks but to confuse you more the 396 thru 454 were big blocks. Unless you really want to be confused, I won't mention the 348 was a big block. :)
200
yes
327 sbc
Normally a 327 small block that has been rebuilt with a 30" overbore
336.6
180 degrees
A small block 350 cc engine will not fit a 2005 Impala, but a 327 one will.