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| 4/17/2021 | Springport Mid-Michigan Speedway - Springport, MI The First Call Stock Cars, Asphalt Sport Mods, Asphalt 4 cyl Modifieds | Results | | Robert Ruttan (Asphalt 4 cyl Modifieds) | - | - | - | - |
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| 4/23/2021 | Corrigan Oil Speedway - Mason, MI NorthsideTowing.net Big 8 Super Late Model Series presented by Auto Value Parts Stores Race #1 Asphalt Late Models, Bandits, Asphalt Sportsman Late Models, Asphalt Small Block Modifieds, Pony Stock, Pure Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 4th | - | - | 15th |
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| 4/30/2021 | Corrigan Oil Speedway - Mason, MI Howard Hanna Real Estate Executive Modified Challenge Series Race #1 Street Stocks, Bandits, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 7th | - | - | 16th |
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| 5/14/2021 | Corrigan Oil Speedway - Mason, MI Howard Hanna Real Estate Executives Modified Challenge Series Race #2 Street Stocks, Bandits, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 5th | - | 9th | - |
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| 7/9/2021 | Corrigan Oil Speedway - Mason, MI I-500 Night! Friday night under the lights! Street Stocks, Bandits, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 5th | - | - | 6th |
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| 7/18/2021 | Corrigan Oil Speedway - Mason, MI Slugfest #3! Modified Challenge Series #4! Garza Memorial FWD Race! Figure 8! Sheriffs Race! Street Stocks, Bandits, Semi-Pro Legends, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock, Figure 8 - FWD Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 6th | - | - | 15th (DNF) |
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| 7/30/2021 | Corrigan Oil Speedway - Mason, MI Howard Hanna Real Estate Executive Modified Challenge Series Race #6 - Autograph Night! Street Stocks, Bandits, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 6th | - | - | 8th |
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| 8/6/2021 | Corrigan Oil Speedway - Mason, MI Night of Destruction! School Bus Figure 8! Fun Night #2 Train Racing, Generic 1, Generic 2, Figure 8 - RWD-Stock, Figure 8 - RWD-Open | Results | | Robert Ruttan (Train Racing) | - | - | - | 2nd | | Robert Ruttan (Full Size Cars) | - | - | - | 16th | | Robert Ruttan (FWD Mod) | - | - | - | - |
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| 8/13/2021 | Corrigan Oil Speedway - Mason, MI Northside Towing.net Big 8 Outlaw Super Late Model Series, VARC - MMHOF, MARFC, Old Timers Night! Asphalt Late Models, Street Stocks, Bandits, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 2nd | - | - | 8th |
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| 8/15/2021 | Corrigan Oil Speedway - Mason, MI Slugfest #4! Modified Challenge Series #7! INEX National Qualifier! Figure 8's! Bandits, Semi-Pro Legends, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock, Pure Stock, Figure 8 - FWD Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 3rd | - | - | 7th |
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| 8/20/2021 | Corrigan Oil Speedway - Mason, MI Big 8 Series Championship, Modified Season Championship, Street Stock Championship, Autograph Night! Asphalt Late Models, Street Stocks, Bandits, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | 8th | - | - | 3rd |
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| 9/5/2021 | Corrigan Oil Speedway - Mason, MI Annual Harvest 100! Asphalt Late Models, Street Stocks, Bandits, Semi-Pro Legends, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock, Pure Stock, Figure 8 - FWD Stock | Results | | Robert Ruttan (Asphalt Small Block Modifieds) | - | - | - | 11th |
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| 10/8/2021 | Springport Mid-Michigan Speedway - Springport, MI 2021 Michigan Cup Day One Asphalt Super Late Models, Stock Cars, Street Stocks, Asphalt Sport Mods, Asphalt 4 cyl Modifieds, Mini Wedge | Results | | Robert Ruttan (Asphalt 4 cyl Modifieds) | - | - | - | - |
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| 10/9/2021 | Springport Mid-Michigan Speedway - Springport, MI 2021 Michigan Cup Day Two Asphalt Super Late Models, Stock Cars, Street Stocks, Asphalt Sport Mods, Asphalt 4 cyl Modifieds, Mini Wedge | Results | | Robert Ruttan (Asphalt 4 cyl Modifieds) | DNS | - | - | - |
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| 10/10/2021 | Springport Mid-Michigan Speedway - Springport, MI 2021 Michigan Cup Day Three Asphalt Super Late Models, Stock Cars, Street Stocks, Asphalt Sport Mods, Asphalt 4 cyl Modifieds, Mini Wedge | Results | | Robert Ruttan (Asphalt 4 cyl Modifieds) | - | - | - | DNS |
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