Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Chevrolet engines wuru site Traco Engineering (Jim Travers na Frank Coons).
N'ezie, ụdị nkebi ahịrịokwu ahụ dị mgbagwoju anya bụ "Ndị Chevrolet engines bụ Traco Engineering (Jim Travers na Frank Coons, nke a na-akpọ 'The Whiz Kids'), ndị na-ewu ụlọ nke ndị a ma ama na-aga n'ihu (na 1953 - 54) Indianapolis 500 - na-emeri ụgbọ ala ndị ọkwọ ụgbọala a ma ama bụ Bill Vukovich na-anya. "