This is not an original or numbers matching car. It startedout as 383 Magnum R/T car. Previous owner stated that the car was madeinto convertible some time ago by replacing the rear half with convertiblerear section. have owned this car for10 years. The work was veryprofessionally done and have not had any issues concerning the conversion. do not know who did this work. It had '69 440 when acquired it. Engine and transmission were rebuilt and now have about 7,000 miles on therestoration and rebuild. The rallye gages were rebuilt and set to zeromiles when acquired the car. Here is partial list of options and workI have done over the years. This car isvery, very reliable and gets lot of attention!!! 440 Six Pack Enginebored .030 overTorqueFlite 727transmission with competition buildNew Six Pack intake andcarburetorsNew fuel tank and pumpMSD IgnitionAluminum 4-Core radiatorBelts and HosesPower Brakes andSteering PumpNew brake and fuel linesRallye Gages4 wheel disc brakesDana 60 rear w/354suregripStainless steel dualexhaustNew Painless Wire HarnessConvertible top is powerand worksTop is original and hasa couple of small tears would need replaced or leave boot on and drive it asa roadster!