Not listed in IMCDb
In IMDB http://us.imdb.com/title/tt0036872/

Siguiendo mi camino (Spain)
La Route semée d'étoiles (France)

1.- Double-deck bus 2**

2.- Fire engine 2**
Front

Rear

"collage" for better identification

3.- Fire engine 2** (larger than the previous truck)
Front

Rear

"collage" for better identification

All next cars backgrounds 1*

Done! Two cars too small to be listed.

http://www.imcdb.org/movie.php?id=36872