« Reply #1 on: January 13, 2006, 02:42:02 PM »
I can't tell you how many Mustangs were produced with this combination but with the condition you are describing it, I don't think it will matter for its value. Mustangs in this condition are very rare and its value is much more than concours restoration cars.
All I can say is that 35,440 Mustang Mach 1 were produced in 1973
Here is the informations I found for your numbers:
Year: 3 1973
Plant: F Dearborn, MI
Body Series: 05 SportsRoof, Mach 1
Engine: H 351 2v V8
Unit: 113675 113675
Body: 63R SportsRoof, Mach 1
Color: 5M Medium Copper Metallic
Trim: 6F code not found
Date: 0972 September, 1972
D.S.O: 14 Pittsburgh
Axle: 2 2.75:1, Conventional
Trans: X FMX Automatic
If you have any picture for your car feel free to upload them in the gallery or here in this forum. Many people would be interested to see this rarity :-D