[Rendell]

Yes white guages will fit. the guages for the DX, LX and GT are all the same. There eas a small change made between '89 and '90 models though. I dunno how much dash has to be taken apart.

 

[Rendell]

You can buy them here: http://members.aol.com/anniversarygt350/wfg.htm

Or you can attempt to make your own.