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| 3/5/2021 | Heart O' Texas Speedway - Waco, TX Opening Night - Jack Bagby Memorial - 1K to win Modifieds Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 20th |
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| 3/12/2021 | Heart O' Texas Speedway - Waco, TX Bandit Outlaw Sprint Series - Gene Adamcik Memorial Winged Sprints: Bandits Outlaw Sprint Series Factory Stocks, Street Stocks, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 1st |
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| 3/19/2021 | Heart O' Texas Speedway - Waco, TX Regular Race Night Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 4th |
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| 3/26/2021 | Heart O' Texas Speedway - Waco, TX DFW Local Late Model Series - Easter Basket Giveaway Dirt Late Models: American Crate Late Model Series Factory Stocks, Street Stocks, Dirt Crate Late Models, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 21st |
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| 4/2/2021 | Heart O' Texas Speedway - Waco, TX Touring Outlaw Modified Series - Autism Awareness Night A Modifieds: TOMS - Touring Outlaw Modified Series Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 1st |
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| 4/9/2021 | Heart O' Texas Speedway - Waco, TX Factory Stocks, Street Stocks, 305 Sprints - Non-Winged, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 7th | - | - | 2nd |
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| 5/7/2021 | Heart O' Texas Speedway - Waco, TX Regular Race Night - Demo Derby Factory Stocks, Street Stocks, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 2nd |
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| 5/14/2021 | Heart O' Texas Speedway - Waco, TX Bandit Outlaw Sprint Series - Children's Tumor Foundation Night Winged Sprints: Bandits Outlaw Sprint Series Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 3rd | - | - | 4th |
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| 5/21/2021 | Heart O' Texas Speedway - Waco, TX Lone Star Dwar Cars - Kids Bicycle Races Factory Stocks, Street Stocks, Dwarf, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 1st |
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| 5/30/2021 | Heart O' Texas Speedway - Waco, TX All Star Shootout Fueled by Fast Shafts - 2021 Wall of Fame Induction Ceremony Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 5th |
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| 6/4/2021 | Heart O' Texas Speedway - Waco, TX DFW Local Late Model Series - Kids Power Wheel Races Dirt Late Models: American Crate Late Model Series Factory Stocks, Street Stocks, Dirt Crate Late Models, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 3rd |
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| 6/11/2021 | Heart O' Texas Speedway - Waco, TX Touring Outlaw Modified Series - Kids Bicycle Races A Modifieds: TOMS - Touring Outlaw Modified Series Factory Stocks, Street Stocks, Limited Modified, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 16th |
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| 6/18/2021 | Heart O' Texas Speedway - Waco, TX Texas Wing Modifieds - Lone Star Dwarf Cars - Hoosier Daddy Tire Throwing Contest Factory Stocks, Street Stocks, Supermodifieds, Dwarf, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 1st |
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| 6/25/2021 | Heart O' Texas Speedway - Waco, TX Bandit Outlaw Sprint Series - MDA Muscling in the Dirt Night Winged Sprints: Bandits Outlaw Sprint Series Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 1st |
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| 7/2/2021 | Heart O' Texas Speedway - Waco, TX Annual Fireworks Show - Sunoco Fuels Night - 1K to win Modifieds Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 21st |
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| 7/16/2021 | Heart O' Texas Speedway - Waco, TX Regular Race Night - Lone Star Dwarf Cars Factory Stocks, Street Stocks, Dwarf, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 4th |
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| 7/23/2021 | Heart O' Texas Speedway - Waco, TX Texas Crate Late Model Series - Driver Autographs at Intermission - Kids 12 and under Free Dirt Late Models: American Crate Late Model Series Factory Stocks, Street Stocks, Limited Sport Mod, Dirt Crate Late Models, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 21st |
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| 7/30/2021 | Heart O' Texas Speedway - Waco, TX IMCA Sport Mods $1,200 to Win - Modified King of the Hill $250 Factory Stocks, Street Stocks, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 16th |
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| 8/6/2021 | Heart O' Texas Speedway - Waco, TX Lone Star Dwarf Cars - Kids Silver Rush Factory Stocks, Street Stocks, Dwarf, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 2nd |
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| 8/13/2021 | Heart O' Texas Speedway - Waco, TX Factory Stocks, Street Stocks, 305 Sprints - Non-Winged, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 1st |
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| 8/20/2021 | Heart O' Texas Speedway - Waco, TX Regular Race Night - Kids Power Wheel Races - Factory Stock & IMCA Stock Car King of the Hill Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 2nd | - | - | 1st |
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| 8/27/2021 | Heart O' Texas Speedway - Waco, TX Final Point Night - Trailer Race!!! - All Classes Draw/Redraw Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 1st |
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| 10/9/2021 | Grayson County Speedway - Bells, TX Patsy Peters Memorial Race Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, 600cc Modifieds, Limited Sport Mod | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 7th |
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| 10/22/2021 | Heart O' Texas Speedway - Waco, TX 24th Annual Fall Classic - 6th Annual Dwarf Car Nationals - Qualifying Night Factory Stocks, Street Stocks, Dirt Late Models, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car, Veteran Dwarf, Pro Dwarf | Results | | Shannon Dulock (Factory Stocks) | 1st | - | - | 3rd |
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| 10/23/2021 | Heart O' Texas Speedway - Waco, TX 24th Annual Fall Classic - 6th Annual Dwarf Car Nationals - Championship Night Factory Stocks, Street Stocks, Limited Sport Mod, IMCA Modified, IMCA Southern SportMod, IMCA Stock Car, Veteran Dwarf, Pro Dwarf | Results | | Shannon Dulock (Factory Stocks) | - | - | - | 2nd |
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