Dash Speakers simple ?

Apr 16, 2003
153
0
17
Maryland
Ok Crutchfield is telling me that the biggest speaker that will fit in the dash of my 92 is a 1 7/16 speaker. I want to switch to some JL audio speakers but the mounting depth is 1 9/16. My question is what would have to be done in the dash to get them to fit? Thanks guys.