San Bernardino Main - 1975 - 1977 - 1979 - 1981 - 1982 - 1983 - 1984 - 1985 - 1986 - 1987 - 1988 - 2000 - 2011 - 2012
IMS
Inland Motorcycle Speedway
San Bernardino, California
1981
| Speedway Magazine Cup | |||
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| July 1 | |||
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| August 5 | |||
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| California State Championship | |||
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| September 23 | |||
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