In the early 1990's, Ford produced three special Mustang LX 5.0L Convertibles. This site is devoted to documenting and preserving their history.
They were the 1992 Vibrant Red with white interior, 1993 Vibrant White with white interior and the 1993 Canary Yellow with white or black interior.
Rare Limited Production Ford Mustangs - this site contains some nice pictures of rare Mustangs including the 1992 Vibrant Red feature car.
1990 "7-up" Mustang LX 5.0 Convertible - The first "limited edition" LX 5.0 convertible.
Mustang Retrospective - includes in this retrospective is some information on 1992 1/2 and 1993 feature mustangs
Mustang 5.0 LX Registry - some information on 1993 Mustangs with a mention of the limited editions.
Top 100 rarest mustangs - Yellow and White '93s are listed in this list of the top 100 rarest mustangs.
Marty's Mustang Ranch - some information on the 92 and 93 limited editions.
Yellow Mustang Registry - a little information on my car's yellow counterpart.