Zagato built a number of prototypes of the Tubolare Zagato.
The first one was Spider which looked already remarkably much like the final version but which was rejected as it was aerodynamically inefficient.
Alfa Romeo TZ Spider Prototype, Artist's Impression.
Source: Het Klaverblaadje / SCARB / Rens Biesma 1998
Photograph of the Alfa Romeo TZ Spider Prototype, still with a 1300 cc engine, Consalvo Sanesi driving.
Source: Het Klaverblaadje / SCARB
Photograph of the Alfa Romeo TZ Spider Prototype, still with a 1300 cc engine, Consalvo Sanesi driving.
Source: Het Klaverblaadje / SCARB
Photograph of the Alfa Romeo TZ Spider Prototype, now with a hartop installed.
Source: Het Klaverblaadje / SCARB
Photograph of the Alfa Romeo TZ Spider Prototype, now with a hartop installed.
Source: Het Klaverblaadje / SCARB
Photograph of the Alfa Romeo TZ Spider Prototype, now with a hartop installed.
Source: Het Klaverblaadje / SCARB
This Alfa Romeo TZ prototype features square head lights.
In this shape it was introduced at the Turin Motor Show in November 1962.
Source: Quattroruote
Alfa Romeo TZ prototype with again a different nose arrangement.
Alfa Romeo TZ prototype with yet other detailing, photographed at the Zagato premises in Rho.
Alfa Romeo TZ introduced at the Turin Motorshow 1963.