| | Heat | Dash | B Feature | A Feature |
|---|
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|---|
| 3/2/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 18th |
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| 3/3/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 8th |
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| 3/17/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 8th |
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| 3/24/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 6th |
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| 3/31/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 20th |
|
| 4/7/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets 410 Sprints - Non-Winged | Results | | Ron Shuman (Midgets) | - | - | - | 2nd | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 18th |
|
| 4/13/1990 | Silver Dollar Speedway - Chico, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 2nd |
|
| 4/20/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 4/21/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets 410 Sprints - Non-Winged | Results | | Ron Shuman (Midgets) | - | - | - | 13th | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 7th |
|
| 4/28/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 5/5/1990 | Eldora Speedway - Rossburg, OH | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 20th |
|
| 5/9/1990 | Lincoln Park Speedway - Putnamville, IN | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | 22nd | - |
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| 5/13/1990 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Non-Winged | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 8th |
|
| 5/19/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 5/26/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 5/30/1990 | Kings Speedway - Hanford, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
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| 6/2/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
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| 6/3/1990 | Cal-Expo State Fairgrounds - Sacramento, CA Silver Crown: USAC Silver Crown | Results | | Ron Shuman (Silver Crown) | - | - | - | 19th |
|
| 6/9/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 6/16/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 6/23/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 6/24/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 20th |
|
| 6/30/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 2nd |
|
| 7/3/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 7/7/1990 | Santa Maria Speedway - Santa Maria, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 7/14/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 7/21/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 7/22/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 3rd |
|
| 7/28/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 5th |
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| 8/4/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 2nd |
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| 8/11/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 5th |
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| 8/17/1990 | Bakersfield Speedway - Bakersfield, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 8/18/1990 | Santa Maria Speedway - Santa Maria, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 9th |
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| 8/25/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 8/26/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 1st |
|
| 9/1/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 9/2/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 9/8/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
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| 9/12/1990 | Silver Dollar Speedway - Chico, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 9/15/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 9th |
|
| 9/16/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 1st |
|
| 9/21/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 2nd |
|
| 9/29/1990 | Cajon Speedway - San Diego, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
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| 10/6/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 4th |
|
| 10/13/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 10/19/1990 | Manzanita Speedway - Phoenix, AZ 360 Sprints - Winged, Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 1st |
|
| 10/20/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 5th |
|
| 10/27/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC Western States Midgets 410 Sprints - Non-Winged | Results | | Ron Shuman (Midgets) | - | - | - | 19th | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 11/3/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 3rd |
|
| 11/9/1990 | Manzanita Speedway - Phoenix, AZ | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 2nd |
|
| 11/10/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 11th |
|
| 11/17/1990 | Ascot Park Speedway - Gardena, CA | Results | | Ron Shuman (410 Sprints - Non-Winged) | - | - | - | 1st |
|
| 11/22/1990 | Ascot Park Speedway - Gardena, CA Midgets: USAC National Midgets | Results | | Ron Shuman (Midgets) | - | - | - | 16th |
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