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| 4/16/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Super Sprints - Ice Breaker 360 Sprints - Winged: GLSS-Great Lakes Super Sprints B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 5th | - | - | 6th |
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| 4/23/2021 | I-96 Speedway - Lake Odessa, MI Non Wing Challenge Night 1 DIRTcar Late Models, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Sport Compact | Results | | Colin Preston (Sport Compact) | 6th | - | - | 8th |
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| 4/30/2021 | I-96 Speedway - Lake Odessa, MI Non Wing Challenge Night 2 DIRTcar Late Models, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 5th | - | - | 6th |
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| 5/12/2021 | Crystal Motor Speedway - Crystal, MI Eastern IMCA Allstars - IMCA Modifieds, IMCA Stock Cars, and Cyber Stock Hobby Stocks, A Modifieds, Sport Compact, IMCA Stock Car | Results | | Colin Preston (Sport Compact) | 4th | - | - | 8th |
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| 5/15/2021 | Crystal Motor Speedway - Crystal, MI Relay for Life Fundraiser and Veterans Day - Free admission with ID Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | DNS | - | - | 3rd |
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| 5/21/2021 | I-96 Speedway - Lake Odessa, MI IMCA Modified Challenge Night DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 7th | - | - | 7th |
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| 5/22/2021 | Crystal Motor Speedway - Crystal, MI Full Show Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 8th | - | - | 7th |
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| 5/29/2021 | Crystal Motor Speedway - Crystal, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Dirt Pro Trucks, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 3rd | - | - | 5th |
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| 5/30/2021 | Crystal Motor Speedway - Crystal, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Colin Preston (Sport Compact) | 4th | - | - | 6th |
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| 6/4/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Super Sprints 360 Sprints - Winged: GLSS-Great Lakes Super Sprints B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 5th | - | - | 6th |
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| 6/5/2021 | Crystal Motor Speedway - Crystal, MI IMCA Challenge - $1252 to Win Sponsored by Lane Automotive-Allstar Performance Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 2nd | - | - | 5th |
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| 6/11/2021 | I-96 Speedway - Lake Odessa, MI Street Stock Challenge Night - $700 To Win - $125 To Start | MARFC Night DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Rain Out |
| 6/18/2021 | I-96 Speedway - Lake Odessa, MI Sprints On Dirt / Great Lakes Traditional Sprints 410 Sprints - Winged: SOD-Sprints On Dirt (410s) 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 6th | - | - | 5th |
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| 6/19/2021 | Crystal Motor Speedway - Crystal, MI Full Show - Sponsored by Carson City Lumber Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Colin Preston (Sport Compact) | 1st | - | - | 18th |
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| 6/23/2021 | Thunderbird Raceway - Muskegon, MI Eastern IMCA Allstars IMCA Modified: Eastern IMCA Allstars A Modifieds, Sport Compact, IMCA Stock Car, DIRTcar Pro Stock | Results | | Colin Preston (Sport Compact) | 3rd | - | - | 7th |
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| 7/3/2021 | Crystal Motor Speedway - Crystal, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 6th | - | - | 18th |
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| 7/4/2021 | Merritt Speedway - Merritt, MI INDEPENDENCE DAY - DAY 2 | ALLSTAR PERFORMANCE CHALLENGE SERIES RACES DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Hobby Stocks, Sportsmans, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Colin Preston (Hobby Stocks) | 6th | - | 5th | - |
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| 7/9/2021 | I-96 Speedway - Lake Odessa, MI Autograph Night DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 1st | - | - | 14th |
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| 7/10/2021 | Crystal Motor Speedway - Crystal, MI S.O.D. Sprints - NO PRO STOCKS Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Colin Preston (Sport Compact) | 1st | - | - | 18th |
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| 7/17/2021 | Crystal Motor Speedway - Crystal, MI YES 2 KIDS - Autographs from 6:00-7:00 p.m. Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 2nd | - | - | 2nd |
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| 7/31/2021 | Crystal Motor Speedway - Crystal, MI Lightning Sprints: Great Lakes Lightning Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 7th | - | - | 2nd |
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| 8/6/2021 | I-96 Speedway - Lake Odessa, MI Fan Appreciation Night - $12 GA Tickets DIRTcar Late Models, B Modifieds, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 6th | - | - | 6th |
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| 8/7/2021 | Crystal Motor Speedway - Crystal, MI Full Show - Sponsored by H & H EXCAVATING Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 5th | - | - | 2nd |
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| 8/13/2021 | I-96 Speedway - Lake Odessa, MI Back To School Night - $30 For 2 Adults / 2 Kids DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 3rd | - | - | - |
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| 8/19/2021 | I-96 Speedway - Lake Odessa, MI Summer Nationals Hell Tour | Cyber Stocks $500 To Win - $100 To Start DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals Sport Compact | Results | | Colin Preston (Sport Compact) | 4th (DNF) | - | - | DNS |
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| 8/25/2021 | Winston Speedway - Rothbury, MI Eastern IMCA Allstars DIRTcar Sport Compact, Street Stocks, IMCA Modified, DIRTcar Pro Stock | Results | | Colin Preston (DIRTcar Sport Compact) | 8th (DNF) | - | - | DNS |
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| 8/27/2021 | I-96 Speedway - Lake Odessa, MI Non Wing Challenge - Night 5 DIRTcar Late Models, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Colin Preston (Sport Compact) | 6th | - | - | 7th |
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| 9/4/2021 | Crystal Motor Speedway - Crystal, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints Hobby Stocks, A Modifieds, Street Stocks, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 7th | - | - | 9th |
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| 9/5/2021 | Crystal Motor Speedway - Crystal, MI Outlaw Late Models & Open Modifieds Dirt Super Late Models, Hobby Stocks, B Modifieds, Street Stocks, Dirt Late Models, 410 Sprints - Non-Winged, Lightning Sprints, Dirt Pro Trucks, Sport Compact | Results | | Colin Preston (Sport Compact) | 1st | - | - | 2nd |
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| 9/11/2021 | Merritt Speedway - Merritt, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds | Results | | Colin Preston (Hobby Stocks) | 2nd | - | - | 5th |
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| 9/18/2021 | Crystal Motor Speedway - Crystal, MI Great Lakes Nationals 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, A Modifieds, Street Stocks, Dirt Late Models, Junior 1 Lites Dirt Karts, Dirt Pro Trucks, Mini Wedge, Sport Compact | Results | | Colin Preston (Sport Compact) | 9th | - | - | 7th |
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