In January 1991, Gustafsson toured Australia with the Swedish team alongside Per Jonsson, Jimmy Nilsen, Peter Nahlin, Erik Stenlund, Conny Ivarsson and Tony Rickardsson.
[7] In the 1994 World Final, the last before the Speedway Grand Prix series started in 1995, Gustafsson finished in 7th place winning only one of his rides.
In Britain, after four years with King's Lynn he asked to be put on the transfer list and eventually joined Belle Vue Aces mid-way through the 1994 season.
Gustafsson won his first Speedway Swedish Individual Championship in 1995[9] and signed for Polonia Bydgoszcz in Poland, staying with them until 2001, again winning the Polish League in 1997, 1998 and 2000.
[11] His son, Simon (born 25 May 1990) has followed in his father's footsteps and has also become a speedway rider, riding for the Eastbourne Eagles in Britain and Start Gniezno in Poland.