On this day in 1986 Gerhard Berger and Benetton scored their first victories together in Mexico.

The unexpected result set up a three-way title decider in the final round between Williams team mates Nigel Mansell and Nelson Piquet, plus McLaren’s Alain Prost. Mansell’s hopes of clinching the title with a race to spare were dashed when he made a terrible start.

Berger’s breakthrough win for Benetton sets up three-way title showdown

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