I'm sure it's just as easy to break a diff in a pre98. Maybe since they started making SVTs in 98, it became more apparent that they break fairly easy.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
CEG Dragon Run - October 13-15