How Alfa Romeo turned to a ‘blistering’ Mercedes F1 idea

Mercedes introduced its widebody chassis blister solution as part of a larger package of updates for the W13 at last season’s British Grand Prix, and it continues to use the solution this year too.

The blister pack, which was added to the sides of the Alfa C43’s chassis in Bahrain – it hadn’t featured during testing – amplifies the aerodynamic effect that all of the teams are trying to create with suspension fairings.

The suspension’s pull- or push-rods…