Welcome here. Do you have access to this car, specifically the cowl tag? It would be great to see the rest of the information off the tag, especially the production date.
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1966 Strato Chief 2 door, 427 4 speed, 45,000 original miles
1966 Grande Parisienne, 396 1 of 23 factory air cars
Sorry Im new to this site so bare with me please I looked up my production it came back with 2 different numbers one was 336 and the other was 66 so my question is right or wrong 73867 thanks Gordie
Im guessing you have a 1965 V8 convertible 73867 , one of 366 made.Looks like originally Paint C ermine white , C06 black top , 985 black seats car with the B70 instrument pad and T86 back up lamps.