Dee ihe na-aga n'ihu maka paragraf a - Ọ bụ ezie na dịka akwụkwọ Dennis Jenkinson "Historic Racing Cars" si kwuo, a gbanwere igwe GP4 na-agwụbeghị ma ghọọ F2 / 3 nke a ezighi ezi na chassis GP4 rere Bobbie Baird na Ireland ma mechaa ghọọ Jaguar engine 2 oche egwuregwu. Ọ gbara asọmpi n'ụdị a ma ka dị ka Jaguar 2 oche egwuregwu. F2/3 enweghị ihe ịga nke ọma karịa ụmụnne ya. F2/4 sochiri na owuwu ma rere ya Orlando Simpson tupu Peter Whitehead etinye iwu maka ihe ga-abụ ụgbọ ala Alta ikpeazụ arụpụtara: F2/5. Nke a F2 Alta e banyere maka World Championship Grands Prix ihe, mbụ na-akwọ ụgbọala site onwe ya na 1952 French Grand Prix, na mgbe ahụ site ya ọkara nwanne Graham Whitehead na 1952 British Grand Prix
Ọ dị mma. Ọ dịghị nke ọ bụla n'ime ha rụpụtara akara, mana nke a agaghị abụ oge ikpeazụ aha Alta pụtara na Formula Otu.