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| 5/7/2021 | Black Hills Speedway - Rapid City, SD Opening Night $ Month of Money $ Series Begins 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 1st | - | - | 1st | | Eric Mass (WISSOTA Late Model) | 1st | - | - | 2nd |
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| 5/14/2021 | Black Hills Speedway - Rapid City, SD $ Month of Money $ Series 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 1st | - | - | 1st |
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| 5/28/2021 | Black Hills Speedway - Rapid City, SD $ Month of Money $ Series 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 2nd | - | - | 1st |
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| 5/29/2021 | Bandit Speedway - Box Elder, SD Race Night A Modifieds, Non-Winged Sprints, WISSOTA Midwest Mods, WISSOTA Late Model | Results | | Eric Mass (A Modifieds) | 1st | - | - | 1st | | Eric Mass (WISSOTA Late Model) | 2nd | - | - | 1st |
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| 6/3/2021 | Dakota State Fair Speedway - Huron, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | Eric Mass (WISSOTA Late Model) | 4th | - | - | 22nd (DNF) |
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| 6/4/2021 | Brown County Speedway - Aberdeen, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Street Stock, WISSOTA Super Stock | Results | | Eric Mass (WISSOTA Late Model) | 4th | - | - | 7th |
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| 6/5/2021 | Dakota State Fair Speedway - Huron, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods | Results | | Eric Mass (WISSOTA Late Model) | 5th | - | - | 2nd |
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| 6/6/2021 | Casino Speedway - Watertown, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series Hornets, WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | Eric Mass (WISSOTA Late Model) | 3rd | - | - | 8th |
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| 6/11/2021 | Black Hills Speedway - Rapid City, SD ASCS Elite North - Non-Wing Sprint Car Tour 360 Sprints - Winged, Non-Winged Sprints, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 5th | - | - | 1st |
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| 6/18/2021 | McLean County Speedway - Underwood, ND Late Model Shootout Night 1 sponsored by Wholesale Ag Products Street Stocks, Non-Winged Sprints, Generic 1, IMCA Northern SportMod, IMCA Hobby Stock, WISSOTA Late Model | Results | | Eric Mass (WISSOTA Late Model) | 2nd | - | - | 5th |
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| 6/19/2021 | McLean County Speedway - Underwood, ND Late Model Shootout Night 2 sponsored by Wholesale Ag Products Street Stocks, Non-Winged Sprints, Generic 1, IMCA Northern SportMod, IMCA Hobby Stock, WISSOTA Late Model | Results | | Eric Mass (WISSOTA Late Model) | 3rd | - | - | 11th |
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| 7/9/2021 | Big Sky Speedway - Billings, MT Titan Machinery Night & Late Model show Races Start @ 7pm Fireworks on Night 2. IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 2nd | - | - | 2nd | | Eric Mass (WISSOTA Late Model) | 4th | - | - | DNS |
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| 7/10/2021 | Big Sky Speedway - Billings, MT Night 2 of the 2 day Late Model show Races Start @ 7pm Fireworks after the Races. IMCA Modified, IMCA Sport Compact, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 6th | - | - | 5th | | Eric Mass (WISSOTA Late Model) | 2nd | - | - | 1st |
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| 7/11/2021 | Sheridan Speedway - Sheridan, WY Race of Champions - Sponsored by Farmer's Co-op and Jim Volk - Kids Bike Races - Quarter Midgets, Junior Honda, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 1st | - | - | 4th | | Eric Mass (WISSOTA Late Model) | 1st | - | - | 1st |
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| 7/23/2021 | Black Hills Speedway - Rapid City, SD High Plains Late Model Tour 360 Sprints - Winged, Dirt Super Late Models, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (Dirt Super Late Models) | 1st | - | - | 1st | | Eric Mass (IMCA Modified) | 1st | - | - | 5th |
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| 7/30/2021 | Black Hills Speedway - Rapid City, SD Regular Race 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 2nd | - | - | 1st |
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| 8/13/2021 | Sheridan Speedway - Sheridan, WY I 90 - Night 1 - Sponsored by TireRama and Powder River Power of Sheridan Dirt Mini Trucks, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 2nd | - | - | 12th (DNF) | | Eric Mass (WISSOTA Late Model) | 3rd | - | - | 2nd |
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| 8/14/2021 | Sheridan Speedway - Sheridan, WY I 90 - Night 2 Sponsored by McDonald's Dirt Mini Trucks, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 4th | - | - | 16th (DNF) | | Eric Mass (WISSOTA Late Model) | 3rd | - | - | 2nd |
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| 8/15/2021 | Sheridan Speedway - Sheridan, WY I 90 - Night 3 Sponsored by Sheridan Homes Quarter Midgets, Dirt Mini Trucks, Junior Honda, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 1st | - | - | 15th (DNF) | | Eric Mass (WISSOTA Late Model) | 6th (DNF) | - | - | 3rd |
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| 8/20/2021 | Black Hills Speedway - Rapid City, SD Points Championship Night WISSOTA R.O.C 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 1st | - | - | 1st | | Eric Mass (WISSOTA Late Model) | 3rd | - | - | 6th (DNF) |
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| 9/10/2021 | Black Hills Speedway - Rapid City, SD South Dakota Lottery Half-Mile Nationals 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Eric Mass (IMCA Modified) | 2nd | - | - | 10th |
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| 9/15/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 A Modifieds, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Eric Mass (WISSOTA Late Model) | 6th | - | - | 23rd |
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| 9/16/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Eric Mass (WISSOTA Late Model) | 2nd | - | - | 7th |
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| 9/18/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 A Modifieds, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Eric Mass (WISSOTA Late Model) | - | - | - | 26th (DNF) |
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