When we began Inside Scoop! in the May 2001 issue of Mustang & Fords, we showed you how to tackle the toughest part of an interior restoration: the headliner. In Part Two, we reupholstered a rare Mustang bench seat with center armrest. This time, were going to lay down carpet, install speaker kick panels, fabricate a rear package shelf with stereo speakers, and install a groovy headrest safety feature from Pony Car Concepts for classic Ford seatbacks.