Kammala jumla mai zuwa: McLaren ya fara kakar 1973 Formula One tare da Denny Hulme da Peter Revson suna ci gaba da tuka M19C. Revson ya canza zuwa M19A don Grand Prix na Brazil, sannan aka ba Hulme sabon McLaren M23 don
Gasar Afirka ta Kudu. Hulme ya cancanci M23 a kan ginshiƙi kuma ya gama na biyar, tare da Revson da Jody Scheckter sun gama a matsayi na biyu da na tara a cikin M19C guda biyu, suna ba M19 ta 13th da kuma karshe podium gama. Wannan tseren zai zama tseren karshe na McLaren M19.