| | Heat | Dash | B Feature | A Feature |
|---|
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|---|
| 3/2/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 5th |
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| 3/3/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 10th |
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| 3/17/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 13th |
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| 3/31/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 17th |
|
| 4/7/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western Midgets 410 Sprints - Non-Winged | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 14th |
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| 4/13/1990 | Silver Dollar Speedway - Chico, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 5th |
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| 4/14/1990 | Silver Dollar Speedway - Chico, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 9th |
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| 4/20/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 12th |
|
| 4/21/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western Midgets 410 Sprints - Non-Winged | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 5th |
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| 4/28/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 8th |
|
| 5/5/1990 | Eldora Speedway - Rossburg, OH | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | 5th | - |
|
| 5/13/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Non-Winged | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 10th |
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| 5/19/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 15th |
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| 5/26/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 15th |
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| 5/30/1990 | Kings Speedway - Hanford, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 10th |
|
| 6/2/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 15th |
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| 6/9/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 9th |
|
| 6/16/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 15th |
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| 6/23/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 10th |
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| 7/3/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 12th |
|
| 7/28/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 19th |
|
| 8/4/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 14th |
|
| 8/17/1990 | Bakersfield Speedway - Bakersfield, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 2nd |
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| 8/18/1990 | Santa Maria Speedway - Santa Maria, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 2nd |
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| 9/12/1990 | Silver Dollar Speedway - Chico, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 9th |
|
| 9/15/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 12th |
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| 9/21/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 19th |
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| 9/29/1990 | Cajon Speedway - San Diego, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 2nd |
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| 10/6/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 12th |
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| 10/13/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 11th |
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| 10/20/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | - | 18th |
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| 11/9/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | 3rd | 7th |
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| 11/17/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Didonato (410 Sprints - Non-Winged) | - | - | 13th | - |
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