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| 5/4/2018 | Princeton Speedway - Princeton, MN Season Opener Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 2nd | - | - | 1st |
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| 5/5/2018 | North Central Speedway - Brainerd, MN Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 1st | - | - | 1st |
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| 5/11/2018 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 3rd | - | - | 4th |
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| 5/12/2018 | North Central Speedway - Brainerd, MN Shannons Auto Night Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 2nd |
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| 5/19/2018 | North Central Speedway - Brainerd, MN Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 3rd | - | - | 4th |
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| 5/25/2018 | Princeton Speedway - Princeton, MN Meet the Drivers Night Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 4th | - | - | 2nd |
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| 5/26/2018 | North Central Speedway - Brainerd, MN Kids Night Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 2nd |
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| 6/1/2018 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 2nd | - | - | 3rd |
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| 6/8/2018 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 3rd | - | - | 4th |
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| 6/9/2018 | North Central Speedway - Brainerd, MN Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 18th |
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| 6/15/2018 | Princeton Speedway - Princeton, MN Vintage Modifieds: Northern Vintage Stockcar Racers Hobby Stocks, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 1st | - | - | 5th |
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| 6/22/2018 | Princeton Speedway - Princeton, MN Regular Friday Night Racing Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 6th | - | - | 16th |
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| 6/23/2018 | North Central Speedway - Brainerd, MN Regular Saturday Night Racing Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 1st | - | - | 2nd |
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| 6/29/2018 | Princeton Speedway - Princeton, MN Siercks Memorial Race Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 1st | - | - | 4th |
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| 6/30/2018 | North Central Speedway - Brainerd, MN Fasttrax Auto Night Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 4th | - | - | 3rd |
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| 7/7/2018 | North Central Speedway - Brainerd, MN WWE Night Hobby Stocks, Super Sports, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 5th |
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| 7/13/2018 | Princeton Speedway - Princeton, MN Fight to the Finish Night Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 2nd | - | - | 1st |
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| 7/14/2018 | North Central Speedway - Brainerd, MN Regular Saturday Night Racing Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 2nd |
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| 7/20/2018 | Princeton Speedway - Princeton, MN Hobby Stock Special Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Rain Out |
| 7/21/2018 | North Central Speedway - Brainerd, MN Hobby Stock Special Presented by Tanner Motors Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 2nd | - | - | 2nd |
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| 7/27/2018 | Princeton Speedway - Princeton, MN Regular Friday Night Racing Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 2nd | - | - | 1st |
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| 7/28/2018 | North Central Speedway - Brainerd, MN Mod 4 Dean Funt Memorial Race Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, 600cc Modifieds, Sport Compact, All Star Slingshots | Results | | David Siercks (B Modifieds) | 6th | - | - | 5th |
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| 8/10/2018 | Princeton Speedway - Princeton, MN Northstar IMCA Mod Tour Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 5th | - | - | 4th |
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| 8/11/2018 | North Central Speedway - Brainerd, MN Northstar Mod Tour Vintage Modifieds: Northern Vintage Stockcar Racers Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 1st | - | - | 2nd |
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| 8/12/2018 | Buffalo River Speedway - Glyndon, MN Regular Classes - No Mods Hobby Stocks, B Modifieds, Pro Legends, Dwarf, Lightning Sprints, Sport Compact, Junior Slingshots, Super Slingshots | Results | | David Siercks (B Modifieds) | 3rd | - | - | 10th |
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| 8/17/2018 | Princeton Speedway - Princeton, MN Regular Friday Night Racing Hobby Stocks, A Modifieds, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 4th | - | - | 2nd |
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| 8/18/2018 | North Central Speedway - Brainerd, MN Onamia Town Night by Bud Jones and Sons Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 3rd | - | - | 2nd |
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| 8/25/2018 | North Central Speedway - Brainerd, MN Back to School Night By Viking Coke Hobby Stocks, Super Sports, A Modifieds, B Modifieds, Dwarf, Sport Compact | Results | | David Siercks (B Modifieds) | 3rd | - | - | 4th |
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| 8/31/2018 | Princeton Speedway - Princeton, MN Season Championship Night Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 4th | - | - | 1st |
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| 9/1/2018 | North Central Speedway - Brainerd, MN Mighty Axe Nationals Night 1 Hobby Stocks, Super Sports, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, All Star Slingshots | Results | | David Siercks (B Modifieds) | 6th | - | - | 5th |
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| 9/2/2018 | North Central Speedway - Brainerd, MN Mighty Axe Nationals Night 2 Hobby Stocks, Super Sports, A Modifieds, Winged A-Class, B Modifieds, Dwarf, Sport Compact, All Star Slingshots | Results | | David Siercks (B Modifieds) | 2nd | - | - | 1st |
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| 9/21/2018 | Jamestown Speedway - Jamestown, ND 47th ANNUAL STOCK CAR STAMPEDE night 1 A Modifieds, Midwest Modifieds, B Modifieds, Semi-Pro Legends, Pure Stock, All Star Slingshots, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock, Junior Slingshots | Results | | David Siercks (Midwest Modifieds) | 4th | - | - | 6th |
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| 10/19/2018 | Ogilvie Raceway - Ogilvie, MN Topless Nationals A Modifieds, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds, Sport Compact, Super Stocks | Results | | David Siercks (B Modifieds) | 12th (DNF) | - | 8th | - |
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