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| 7/8/2023 | Barona Speedway Park - Ramona, CA SWLS at Barona Speedway Park Lightning Sprints: POWRi Southwest Lightning Sprints Junior Sprints, Dwarf, Kid Karts Dirt, Pony Stock, Pure Stock, IMCA Modified, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 3rd | - | - | 7th |
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| 7/21/2023 | Barona Speedway Park - Ramona, CA IMCA Summer Shootout Street Stocks, Junior Sprints, Kid Karts Dirt, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 1st | - | - | 14th (DNF) |
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| 7/22/2023 | Barona Speedway Park - Ramona, CA IMCA Summer Shootout Street Stocks, Junior Sprints, Kid Karts Dirt, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 2nd | - | - | 2nd |
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| 9/2/2023 | Barona Speedway Park - Ramona, CA SWLS at Barona Speedway Park Junior Sprints, Dwarf, Kid Karts Dirt, Pony Stock, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 3rd | - | - | 2nd |
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| 9/16/2023 | Barona Speedway Park - Ramona, CA Last IMCA Points Night Street Stocks, Junior Sprints, Dwarf, Sportsman Midget, Kid Karts Dirt, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 2nd | 2nd | - | 10th (DNF) |
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| 9/30/2023 | Barona Speedway Park - Ramona, CA Race 15 Junior Sprints, Dwarf, Sportsman Midget, Kid Karts Dirt, Pony Stock, Pure Stock, IMCA Northern SportMod, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 5th (DNF) | - | - | - |
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| 10/28/2023 | Barona Speedway Park - Ramona, CA SWLS at Barona Speedway Park Street Stocks, Junior Sprints, Dwarf, Sportsman Midget, Kid Karts Dirt, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact, Sportsman Dwarf | Results | | Jeff Niemi (IMCA Sport Compact) | 2nd | - | - | 4th |
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