How would I find out what production number my car is

My guess would be to copy the VIN# and give the vette dealer a call. They may have to do some research themselves which may cost you.

Check the last several digits of the VIN: http://www.corvetteactioncenter.com/specs/c3/1973/73id.html

Here is a "Decoder" for 1972 to 1980 Corvettes. Example: 1Z37J2S500001 Sequence Number = Code Description 1 GM division: 1 = Chevrolet 2 Car Line or Series: Z = Corvette 3 & 4 Body style: 3 & 7 = Two door coupe 8 & 7 = two door coupe(1978 to 1980) 6 & 7 = two door convertible 5 Engine type: 1972 K = base L = LT1, W = LS5 1973 J = L48, T = L82, Z = LS4 1974 J = L48, T = L82, Z = LS4 1975 J = L48, T = L82 1976 J = L48, X = L82 1977 L = L48, X = L82 1978 L = L48, 4 = L82 1979 8 = L48, 4 = L82 1980 H = LG4, 8 = L48, 6 = L82 6 Model year designation from: GM 2 = 1972, 3 = 1973, 4 = 1974, 5 = 1975, 6 = 1976, 7 = 1977, 8 = 1978, 9 = 1979, A = 1980 7 Final Assembly Plant: S = St. Louis 8 to 13 Production Sequence Number: 500001 - 440614

Go to corvette3.ca/numbers.htm for some facts that will help.