The 1990 Individual Speedway Junior World Championship was the 14th edition of the World motorcycle speedway Under-21 Championships.[1][2][3]
The championship was won by Chris Louis of England.[4][5][6]
m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify