Instructions for LEGO Ford Thunderbird 1955. This model represents first generation version with roof up. Model can be converted as convertible easily, just remove the roof part, and replace same gaps.

Ford Thunderbird 55 MOC info:
– 8 stud wide
–  easy design, no opening parts, simple interior
– total 267 parts from 77 lots, all parts will cost around $25.

You will get Bricklink source file that can be used to find parts automatically on LEGO part marketplaces like
And PDF format instruction file.