Video: How much did forgotten F1 restriction hurt McLaren?

McLaren’s 2021 Formula 1 season featured its first grand prix victory since 2012, the only 1-2 finish achieved by any team all year, and a performance more competitive on pure pace than its on-paper better 2020 season.

And it was achieved despite facing a significant and controversial development restriction during the winter.

Our video explains the largely forgotten limitation placed on McLaren in its 2021 preparations and what difference it made.