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Corvette VIN Decoder 1972 to 1980
13 digit VIN Explanation
Location: Drivers side top of the instrument
panel or windshield post (A-pillar).
Position
Description Code
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 GM decided to give the car 2 = 1972,
3 = 1973, 4 = 1974, 5 = 1975
6 = 1976, 7 = 1977, 8 = 1978,
9 = 1979, A = 1980
7 Assembly plant or location S = St. Louis
8 to 13 Production sequence number 400001 - ?