McLaren’s switch to Mercedes power for 2021 means its MCL35M has almost as many new components as its predecessor, despite stable Formula 1 regulations, and a restriction on development. McLaren initially signed a long-term agreement with Mercedes to coincide with Formula 1 introducing overhauled technical regulations. But the Covid-19 pandemic led to Formula 1, the FIA and teams to unanimously agree to defer the new regulations by 12 months. It means teams have been limited in what can be changed aerodynamically, outside of the mandated alterations relating to downforce cuts, with a token system introduced. McLaren is the only team to have changed power unit partner during the...
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