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| 5/28/2021 | Sweetwater Speedway - Rock Springs, WY Rudy Yeager Memorial Dwarf: Western States Dwarf Car Association A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2, Speedstr | Results | | Shane Amrine (B Modifieds) | 6th | - | 6th | 22nd |
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| 5/29/2021 | Sweetwater Speedway - Rock Springs, WY Rudy Yeager Memorial Dwarf: Western States Dwarf Car Association A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2, Speedstr | Results | | Shane Amrine (B Modifieds) | 7th | - | 14th | - |
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| 6/18/2021 | Sweetwater Speedway - Rock Springs, WY Wild West Modified Tour A Modifieds: Wild West Modified Tour B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 7th | - | - | 15th |
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| 6/19/2021 | Sweetwater Speedway - Rock Springs, WY Wild West Modified Tour A Modifieds: Wild West Modified Tour B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 7th | - | - | 18th (DNF) |
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| 7/2/2021 | Sweetwater Speedway - Rock Springs, WY Star Spangled Weekend of Racing A Modifieds, B Modifieds, Street Stocks, 125cc Winged Micros, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | DNS | - | - | 18th (DNF) |
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| 7/3/2021 | Sweetwater Speedway - Rock Springs, WY Star Spangled Late Model and Non-Winged Sprint Car Show Dirt Super Late Models: High Plains Late Models A Modifieds, B Modifieds, Street Stocks, Non-Winged Sprints, 305 Sprints - Non-Winged, 125cc Winged Micros, 250 yamaha, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 6th | - | - | 19th |
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| 8/13/2021 | Sweetwater Speedway - Rock Springs, WY Sprint Car Sprintacular 360 Sprints - Winged: ASCS Frontier Region A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 7th | - | - | 14th |
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| 8/14/2021 | Sweetwater Speedway - Rock Springs, WY Sprint Car Sprintacular 360 Sprints - Winged: ASCS Frontier Region A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 8th | - | - | 16th |
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| 9/3/2021 | Sweetwater Speedway - Rock Springs, WY Labor Day Season Finale 360 Sprints - Winged: ASCS Frontier Region A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | - | - | - | - |
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| 9/4/2021 | Sweetwater Speedway - Rock Springs, WY Labor Day Season Finale 360 Sprints - Winged: ASCS Frontier Region A Modifieds, B Modifieds, Street Stocks, 250 yamaha, Asphalt Street Stocks, Generic 1, Generic 2 | Results | | Shane Amrine (B Modifieds) | 8th | - | - | 14th |
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