1978 Individual Speedway World ChampionshipPrevious1977Next1979 The 1978 Individual Speedway World Championship was the 33rd edition of the official World Championship to determine the world champion rider. Ole Olsen won his third world crown. The final was sponsored by the Sunday Mirror and was attended by 86,500. Gordon Kennett took silver on the day of his 25th birthday and American Scott Autrey won the bronze medal run-off defeating Dave Jessup and Jerzy Rembas.