Open-wheel racing cars are the fastest machines on earth, and their diecast carries that drama: exposed wheels, wings everywhere, liveries that define eras. Formula collecting is its own world within the hobby. F1 comes to the mainline Hot Wheels’ official Formula 1 partnership brought the real grid to the Hot Wheels mainline guide: the McLaren F1 Team car leads the 2026 roster, with Red Bull, Mercedes, Alpine, Haas and Williams castings completing the field. The 2026 mainline even groups them under their own Formula 1 mini-series. For the electric side, the Formula E Gen3 appears in Track Aces. Beyond F1 IndyCar, historic grand prix machinery and Formula E all have…