Tags: Motorsport Season.
The 1973 Individual Speedway World Championship.The 1973 World Final was won by Polish rider Jerzy Szczakiel following a run-off in with defending champion Ivan Mauger after both riders had finished on 13 points. On the second lap of the run-off Mauger fell in turn 3 after trying a risky passing move leaving Szczakiel to win easily. Another Polish rider Zenon Plech finished third.