Tec-Mec or Studio Tecnica Meccanica of Italy built a Formula One car in 1958 using a lightened version of the Maserati 250F, named the F415. Founded by former Maserati designer Valerio Colotti they ran in only 1 Grand Prix, the 1959 United States Grand Prix, reciving no World Championship points.

TecMec Maserati F415 F1 1958
Silverstone Classic 2013
Tim Nott Photo