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| 2/6/2021 | Central Arizona Raceway - Casa Grande, AZ Season Opener Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 15th |
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| 2/20/2021 | Central Arizona Raceway - Casa Grande, AZ All Star Showdown 360 Sprints - Winged: ASCS Southwest Region Stock Cars, Restricted 'A' Class, Winged A-Class, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 7th |
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| 2/27/2021 | Central Arizona Raceway - Casa Grande, AZ Weekly Racing Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 7th | - | - | 12th |
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| 3/13/2021 | Central Arizona Raceway - Casa Grande, AZ 11 Mile Corner Reunion Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 6th | - | - | 7th |
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| 3/20/2021 | Central Arizona Raceway - Casa Grande, AZ Pinal County Fair Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 14th (DNF) |
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| 4/3/2021 | Central Arizona Raceway - Casa Grande, AZ Hippity Hoppity Easter Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 13th |
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| 4/10/2021 | Central Arizona Raceway - Casa Grande, AZ Weekly Racing Stock Cars, A Modifieds, B Modifieds, 360 Non-Winged Senior Sprints | Results | | David Williams (Stock Cars) | - | - | - | 7th |
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| 5/1/2021 | Central Arizona Raceway - Casa Grande, AZ Weekly Racing Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 6th | - | - | 4th |
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| 5/15/2021 | Central Arizona Raceway - Casa Grande, AZ Modifieds Dash for Cash Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 8th |
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| 5/22/2021 | Central Arizona Raceway - Casa Grande, AZ Weekly Racing Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 6th | - | - | 12th |
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| 6/5/2021 | Central Arizona Raceway - Casa Grande, AZ 360 Sprints - Winged, Stock Cars, A Modifieds, Restricted 'A' Class, Winged A-Class, B Modifieds, 360 Sprints - Non-Winged, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 7th |
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| 6/12/2021 | Central Arizona Raceway - Casa Grande, AZ Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 6th |
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| 6/19/2021 | Central Arizona Raceway - Casa Grande, AZ Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 8th |
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| 6/26/2021 | Central Arizona Raceway - Casa Grande, AZ Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 6th | - | - | 7th |
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| 9/4/2021 | Central Arizona Raceway - Casa Grande, AZ Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 6th |
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| 9/5/2021 | Central Arizona Raceway - Casa Grande, AZ Summer Shootout Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 3rd | - | - | 14th |
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| 9/25/2021 | Central Arizona Raceway - Casa Grande, AZ AZ Differential Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 5th | - | - | 13th |
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| 10/9/2021 | Central Arizona Raceway - Casa Grande, AZ Hall Of Fame Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 3rd | - | - | 6th |
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| 10/16/2021 | Central Arizona Raceway - Casa Grande, AZ Weekly Racing at Central Arizona Speedway Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 2nd |
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| 10/30/2021 | Central Arizona Raceway - Casa Grande, AZ Halloween Bash Stock Cars, Restricted 'A' Class, Winged A-Class, Non-Winged Sprints, Pure Stock | Results | | David Williams (Stock Cars) | 1st | - | - | 11th |
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| 11/6/2021 | Central Arizona Raceway - Casa Grande, AZ Night of Champions Stock Cars, A Modifieds, B Modifieds, Pure Stock | Results | | David Williams (Stock Cars) | 4th | - | - | 6th |
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