Ford Thunderbird be positioned back in the trunk. The V8 became the Thunderbird's standard engine, and now produced . Other, even more powerful versions of the V8 were available including one with two four-barrel Holley carburetors and another with a Paxton supercharger delivering . Though Ford was pleased to see sales of the Thunderbird rise to a record-breaking 21,380 units for 1957, company executives felt the car could do even better, leading to a substantial redesign of the car for 1958. Although the 1955-57 Thunderbird was a success, Ford executives—particularly Robert McNamara – were concerned that the car's position as a two-seater
Gibson Thunderbird Epiphone Thunderbird IV, a budget alternative to the Gibson models, has a maple bolt-on construction onto a mahogany body, and is finished in Vintage Sunburst and Ebony. The Epiphone Goth Thunderbird is similar to the Epiphone Thunderbird IV. However, it has a mahogany body, a Celtic Cross symbol on the pickguard, and is finished in a 'Pitch Black' non-gloss flat finish. The Epiphone Thunderbird IV Limited Edition, a budget alternative to the Gibson models, has a maple neck bolted onto an alder body. Alpine White finish with black hardware and assembled at the Epiphone Custom Shop in Korea. This model