Position #1 is the Engine Identification C = 292 cubic inch, 2V, 212 horsepower V-8 D = 312 cubic inch, 4V, 245 horsepower V-8 E = 312 cubic inch, 2-4V, 270 horsepower V-8 F = 312 cubic inch, Supercharged, 300 horsepower V-8 G = 332 cubic inch low compression V-8 H = 352 cubic inch, 4V, 300 horsepower V-8 J = 430 cubic inch, 4V, 350 horsepower V-8 M = 292 cubic inch, 4V, 202 horsepower V-8 P = 292 cubic inch, 4V V-8 (horsepower varies by year and transmission application) P = 312 cubic inch, 4V 215 horsepower V-8 (Overdrive, 1956) P = 312 cubic inch, 4V 225 horsepower V-8 (Fordomatic, 1956) Position #2 is the Year Identification 5 = 1955, 6 = 1956, 7 = 1957, 8 = 1958, 9 = 1959 Position #3 is the Assembly Plant Identification F = Dearborn Michigan Y = Wixom, Michigan MEX = Mexico (these VINs have 12 positions like P6MEXH234567) Position #4 is the Body Series Code Identification H = 1955-1957 Thunderbird (no body style name used) H = 1958 and 1959 Thunderbird 2-door hardtop J = 1958 and 1959 Thunderbird 2-door convertible Positions #5 through #10 are the Consecutive Unit Number Ford Division Consecutive Unit Numbers begin at 100001 at each  assembly plant. This number represents the scheduled sequence order. When a car was ordered, it was  assigned a VIN with a Consecutive Unit Number. It was then assigned a scheduled production date.
Position #1 is the Year Identification 0 = 1960, 1 = 1961, 2 = 1962, etc. continuing to 9 = 1969 0 = 1970, 1 = 1971, 2 = 1972, etc. continuing to 9 = 1979 0 = 1980 Position #2 is the Assembly Plant Identification  G = Chicago, Illinois   H = Lorain, Ohio  J = Los Angeles, California Y = Wixom, Michigan Positions #3 and #4 are the Body Series Code Identification 71 = Thunderbird 2-door hardtop (1960 and 1961) 73 = Thunderbird 2-door convertible (1960 and 1961) 81 = Thunderbird 2-door Town Hardtop (1966, no rear quarter window, steel roof) 81 = Thunderbird 2-door hardtop (1967) 82 = Thunderbird 2-door Landau (1967) 83 = Thunderbird 2-door hardtop (1962 through 1966, with rear quarter window) 83 = Thunderbird 2-door hardtop (1968 through 1971, with rear quarter window) 84 = Thunderbird 4-door Landau (1967) 84 = Thunderbird 2-door Landau (1968 through 1971) Note: 1969 and 1971 Thunderbird 2-door Landaus did not have a rear quarter window. They are not considered "Town Landaus" as in 1966.   85 = Thunderbird Convertible (1962 [see note below] through 1966)  87 = Thunderbird 2-door Landau (1962 through 1965) 87 = Thunderbird 2-door Town Landau (1966, no rear quarter window) 87 = Thunderbird 4-door Landau (1968 through 1971) 87 = Thunderbird 2-door hardtop (1972 through 1979) 87 = Thunderbird 2-door sedan (1980) 89 = Thunderbird 2-door Sports Roadster (1962-late [see note below] and 1963) NOTE: The 1962 Thunderbird Sports Roadster body series code was "85" for the first 558 units produced, the last being 2Y85Z114640. The body series code was changed to "89" for the balance of 1962 production. Position #5 is the Engine Identification A = 460 cubic inch, 4V, V-8 (1972-1976) B = 200 cubic inch, 1V, 6-cylinder (1980) D = 255 cubic inch, 2V, V-8 (1980) F = 302 cubic inch, 2V, V-8 (1977-1980) H = 351 cubic inch, 2V, V-8 (1977 through 1979) J = 430 cubic inch, 4V, V-8 (1960) M = 390 cubic inch, 3-2V, V-8 (1962 and 1963) N = 429 cubic inch, 4V, V-8 (1968-1973) Q = 351 cubic inch, 2V, V-8 (Windsor, 1977) Q = 428 cubic inch, 4V, V-8 (1966 and 1967) S = 400 cubic inch, 2V, V-8 (1972, 1977-1978) Y = 352 cubic inch, 4V, V-8 (1960) Z = 390 cubic inch, 4V, V-8 (1961-1968) 9 = 390 cubic inch V-8 low compression Positions #6 through #11 are the Consecutive Unit Number Consecutive Unit Numbers begin at 100001 at each Ford Motor Company assembly plant. This number represents the scheduled sequence order. When a car was ordered, it was  assigned a VIN with a Consecutive Unit Number. It was then assigned a scheduled production date.
Position #1 is the Country of Manufacture Identification 1 = United States           2 = Canada Positions #2-3 are the Manufacturer's Identification (passenger car types_ FA = Ford Motor Company, Ford Division LN = Ford Motor Company, Lincoln-Mercury Division (three 1999 Concept Cars only) Position #4 is the Vehicle Restraint System Identification B = Active Belts C  = Driver Airbag and Active Belts     F = Driver and Passenger Airbags and Active Belts H = Driver and Passenger Front and Side Airbags and Active Belts L = Passenger and Driver Airbags     P = Passive Belts Position #5  is the Vehicle Type Identification M = Lincoln passenger car (three 1999 concept cars only)     P = Ford passenger car Positions #6 and #7 are the Body Serial Code Identification 42 = Thunderbird 2-door sedan (1981 and 1982) 46 = Thunderbird 2-door sedan (1983 through 1986) 60 = Thunderbird 2-door sedan (1987 through 1992) 60 = Thunderbird 2-door convertible (2002 through 2005) 61 = Thunderbird Sport 2-door sedan (1987 through 1989) 62 = Thunderbird LX 2-door sedan (1987 through 1997) 62 = Thunderbird 007 Limited Edition 2-door convertible (2003) 63 = Thunderbird Pacific Coast Roadster 2-door convertible (2004) 64 = Thunderbird Turbo Coupe 2-door sedan (1987 and 1988) 64 = Thunderbird Super Coupe 2-door sedan (1989 through 1995) 64 = Thunderbird Neiman Marcus 2-door convertible (2002) 69 = Thunderbird 50th Anniversary Special Edition  (2005) 91 = three only Concept Cars (1999) Position #8 is the Engine Identification
Position #1 is the Country of Manufacture Identification
1955-2005 Ford Thunderbird VIN Types
1955 1956 1957 Thunderbird VIN 1960-1980 Ford Thunderbird VIN 1981-2005 Ford Thunderbird VIN