There is one wheel with a cap in the AMT :
This is the 1:1 http://www.mustangmonthly.com/featuredvehicles/mump_0401_1971_ford_super_cobra_jet_mustang/photo_01.html
AMT 73 Mustang which is basically street machine /racecar
yes but they are expensive check out the link:
http://www.walmart.com/search/search-ng.do?tab_value=All&search_query=model+kit&search_constraint=4171&pref_store=3876&ref=&ic=32_0
This car reminds me of one my dad told me about as far as being a sleeper he said there was a 65 4dr that was s#*t brindle brown and people didn't know what the 7 litre badge meant on the rear quarters till they got smoked in a race!
Awsome build!