Originally Posted by MiSo

after searching google:

yes, a 6 1/2 will fit. many people who replace their speakers use a 6 1/2.
you may or may not need a speaker spacer though, i've never taken apart a camaro door before.

i have 63.5i's in the rear and i like them alot... but in my opionion, you should get components for the front.