Posted some pictures and info over on another site so thought I should post it over here in hopes that it will help others.
Basically some markings that are called out on the buildsheet and confirmed by unrestored cars.
Front springs - Listed as Gold- Gold - Lavender
Rear Springs - Listed as Green - Brown - Brown (front to rear in order)
Shocks - Listed as Front - White Rear - Orange
Something that is not called out on the buildsheets but has been documented on multiple examples is the mark found on the Ford manual transmission shifter as shown below
Since the Ford shifter was shared with many different Mustang and Shelby models there are allot more examples that for other details
Here are two examples