Backmarker

This week we discuss the Singapore GP and all the news, speculation and drama that leads in to the seasons one and only night race. News: STR and McLaren have swapped engines (Sainz possibly to replace Palmer. https://www.autosport.com/f1/news/131767/mclaren-agrees-deal-to-leave-honda-for-renault) Sainz may replace Palmer by the Malaysian Grand Prix (http://en.f1i.com/news/279205-sainz-renault-mclaren-honda-divorce.html) McLaren will not lend out Lando Norris to any other team (http://en.f1i.com/news/279195-mclaren-wont-lend-lando-norris.html) Robert Kubica has been released from his Renault contract. (https://twitter.com/F1PaddockPass/status/907225439910887424) Williams considering Kubica and Perez (http://insideracing.com/index.php/formula-1/item/2038-williams-eyeing-kubica-and-perez-for-2018) Mercedes expects to struggle in Singapore according to Valtteri Bottas (http://en.f1i.com/news/279203-mercedes-struggle-singapore-no-upgrades.html) Jean Todt has backed the idea that F1 adopts a "yellow jersey