<prompt> Mugore ra1963, MacDonald akazozivikanwa munyika yose pashure pokutamba makwikwi eUSRRC neNASCAR kwemavhiki mashanu.  <response>: Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi Mukuwa kwa1963, MacDonald akakwira mukurumbira wenyika pashure pokutyaira Shelby King Cobra CM 163 kukunda mumakwikwi maviri makuru uye akapfuma mumigwagwa muAmerica - Los Angeles Times Grand Prix uye Monterey Pacific Grand Prix. 