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| 1/6/2021 | Cocopah Speedway - Somerton, AZ Cocopah Speedway 2021 Winter Nationals presented by Yuma Insurance IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Phillip Shelby (IMCA Northern SportMod) | 3rd | - | 1st | 20th (DNF) |
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| 1/7/2021 | Cocopah Speedway - Somerton, AZ Cocopah Speedway 2021 Winter Nationals presented by Yuma Insurance IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Phillip Shelby (IMCA Northern SportMod) | 2nd | - | - | 4th |
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| 1/8/2021 | Cocopah Speedway - Somerton, AZ Cocopah Speedway 2021 Winter Nationals presented by Yuma Insurance IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Phillip Shelby (IMCA Northern SportMod) | 6th | - | 20th | - |
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| 1/9/2021 | Cocopah Speedway - Somerton, AZ Cocopah Speedway 2021 Winter Nationals presented by Yuma Insurance Kid Karts Dirt, Junior Sportsman Dirt Karts, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Phillip Shelby (IMCA Northern SportMod) | 5th | - | 17th | - |
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| 4/2/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #1 Sprint Cars, Stock Cars, Dwarf, Sport Compact, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 3rd | - | - | 1st |
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| 4/3/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #2 Sprint Cars, Stock Cars, Dwarf, Sport Compact, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 1st | - | - | 4th |
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| 5/7/2021 | Placerville Speedway - Placerville, CA California IMCA Modified Speedweek IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 4th | - | DNS | - |
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| 5/8/2021 | Silver Dollar Speedway - Chico, CA California IMCA Speedweek Night #8 Winged Crate Sprints, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 1st | - | - | 19th |
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| 6/11/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #8 Stock Cars, Sport Compact, Super Stocks, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 1st | - | - | 1st |
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| 6/12/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #9 Stock Cars, Sport Compact, Super Stocks, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 1st | - | - | 3rd |
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| 7/3/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #10 Sprint Cars, Stock Cars, Sport Compact, Super Stocks, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 1st | - | - | 4th |
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| 7/4/2021 | Diamond Mountain Speedway (CA) - Susanville, CA Points Race #11 Sprint Cars, Stock Cars, Sport Compact, Super Stocks, IMCA Modified, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 3rd | - | - | 2nd |
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| 7/23/2021 | Southern Oregon Speedway - White City, OR PSM Showdown Winged Sprints, Asphalt Mini Stock, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | 2nd | - | - | 6th |
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| 7/24/2021 | Southern Oregon Speedway - White City, OR PSM Showdown (Dusty Transmission night at the races) Dwarf, Economy Late Models, IMCA Northern SportMod | Results | | Phillip Shelby (IMCA Northern SportMod) | - | - | - | 21st |
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| 10/15/2021 | Red Bluff Outlaws - Red Bluff, CA Play Day Restricted Box Stock, Unrestricted Box Stock, 250 Winged Outlaw, 500 Winged Open Outlaw Heavy, 500 Winged Open Outlaw, Open Dirt Karts | No Results |
| 10/16/2021 | Red Bluff Outlaws - Red Bluff, CA Points Race #1 Restricted Box Stock, Unrestricted Box Stock, 250 Winged Outlaw, 500 Winged Open Outlaw Heavy, 500 Winged Open Outlaw, Open Dirt Karts | Results | | Phillip Shelby (500 Winged Open Outlaw Heavy) | 7th (DNF) | - | - | - |
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| 10/29/2021 | Antioch Speedway - Antioch, CA Co Co Farms - Pacific Coast Nationals - Hobby Stocks Night #1 Hobby Stocks, IMCA Stock Car | Results | | Phillip Shelby (Hobby Stocks) | 2nd | - | - | 2nd |
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| 10/30/2021 | Antioch Speedway - Antioch, CA Co Co Farms - Pacific Coast Nationals - Hobby Stocks Night #2 Hobby Stocks, Stock Cars, Dirt Late Models, IMCA Modified, IMCA Stock Car | Results | | Phillip Shelby (Hobby Stocks) | - | - | - | 5th |
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| 12/4/2021 | Red Bluff Outlaws - Red Bluff, CA Points Race #5 Restricted Box Stock, Unrestricted Box Stock, 250 Winged Outlaw, 500 Winged Open Outlaw Heavy, 500 Winged Open Outlaw, Open Dirt Karts | Results | | Phillip Shelby (500 Winged Open Outlaw Heavy) | 5th | - | 15th | - |
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| 12/11/2021 | Red Bluff Outlaws - Red Bluff, CA Points Race #6 Restricted Box Stock, Unrestricted Box Stock, 250 Winged Outlaw, 500 Winged Open Outlaw Heavy, 500 Winged Open Outlaw, Open Dirt Karts | Results | | Phillip Shelby (500 Winged Open Outlaw Heavy) | 5th | - | 9th | - |
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| 12/18/2021 | Red Bluff Outlaws - Red Bluff, CA Points Race #7 - (Gary Jacob Memorial) Restricted Box Stock, Unrestricted Box Stock, 250 Winged Outlaw, 500 Winged Open Outlaw Heavy, 500 Winged Open Outlaw, Open Dirt Karts | Results | | Phillip Shelby (500 Winged Open Outlaw Heavy) | 7th | - | 9th | - |
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