Dee ihe na-aga n'ihu maka paragraf a - E mere mgbanwe na ahụ na mgbanwe mgbanwe maka 1949 na 1950 GP2 na GP3 ụgbọala, GP3 na-enwetakwa ọkwa abụọ. A rụkwara ha ọzọ ka ha nye iwu, ma nye Geoffrey Crossley na Joe Kelly n'otu n'otu. Crossley weghaara GP2 na 1949 Belgian Grand Prix, mana ọ nwere ike ijikwa naanị ebe nke asaa. N'afọ 1950, o setịpụrụ ọtụtụ ihe ndekọ ọsọ ọsọ karịa 50 kilomita, 50 kilomita na 100 kilomita na sekit Montlhéry. Kelly lekwasịrị anya n'ọsọ ndị Irish, ebe kachasị mma ya bụ nke atọ na 1952 Ulster Trophy. Ndị ọkwọ ụgbọala abụọ ahụ ji chassis ha gaa asọmpi British Grand Prix nke afọ 1950
, nke mbụ a na-agba n'asọmpi Formula One World Championship. Otú ọ dị, mgbe Kelly mechara, ọ bụ onye a na-edeghị aha ya; Crossley lara ezumike nká na njehie nnyefe.