| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 4/8/2023 | Cedar County Raceway - Tipton, IA 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 8th |
|
| 4/28/2023 | Fayette County Speedway - West Union, IA Weekly Points Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 1st | - | - | 1st |
|
| 5/5/2023 | Fayette County Speedway - West Union, IA Weekly Points Race/2022 Hall of Fame Inductions 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Rain Out |
| 5/19/2023 | Fayette County Speedway - West Union, IA Weekly Points Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 4th | - | - | 7th |
|
| 5/20/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing Sponsored by Olsgard Auto Sales USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 6th | - | - | 3rd |
|
| 5/26/2023 | Fayette County Speedway - West Union, IA Weekly Points Race Sponsored by United Beverage 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 6th (DNF) | - | - | 5th |
|
| 5/27/2023 | Winneshiek Raceway - Decorah, IA Stock Car Special $2,000 to WIN Sponsored by Cresco Building Service & Jeff Wemark Trucking USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 4th | - | - | 4th |
|
| 6/2/2023 | Fayette County Speedway - West Union, IA Weekly Points Race Sponsored by Appliance Plus/US Cellular/2023 Hall of Fame Night 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 5th | - | - | 5th |
|
| 6/3/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing Sponsored by Steffes Auction Company USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 5th | - | - | 4th |
|
| 6/9/2023 | Fayette County Speedway - West Union, IA Weekly Points Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 5th | - | - | 6th |
|
| 6/10/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Rain Out |
| 6/16/2023 | Fayette County Speedway - West Union, IA Weekly Points Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 4th | - | - | 8th |
|
| 6/21/2023 | Cresco Speedway - Cresco, IA Howard County Fair Races - Cresco Speedway USRA Weekly Racing Series 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 4th | - | - | 7th |
|
| 7/7/2023 | Fayette County Speedway - West Union, IA Weekly Points Race Sponsored by The Place, Protivin 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 4th |
|
| 7/11/2023 | Winneshiek Raceway - Decorah, IA FAIR Races USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 5th | - | - | 6th |
|
| 7/14/2023 | Fayette County Speedway - West Union, IA Weekly Points Race - Barker Memorial Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 7th |
|
| 7/21/2023 | Cresco Speedway - Cresco, IA Cresco Speedway - USRA Weekly Racing Series 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 3rd |
|
| 7/22/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Rain Out |
| 7/28/2023 | Fayette County Speedway - West Union, IA Weekly Points Race 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Rain Out |
| 7/29/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 5th | - | - | 5th |
|
| 8/4/2023 | Fayette County Speedway - West Union, IA Weekly Points Race - Sponsored by West Union Trenching 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 5th | - | - | 9th |
|
| 8/11/2023 | Fayette County Speedway - West Union, IA Weekly Points Race Sponsored by Chase Trucking, West Union 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 1st | - | - | 4th |
|
| 8/12/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 3rd | - | - | 3rd |
|
| 8/18/2023 | Fayette County Speedway - West Union, IA Season Championship Sponsored by Big Iron Auctions - Jon Streif 600cc Modifieds, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 1st |
|
| 8/19/2023 | Winneshiek Raceway - Decorah, IA Topless B Mod Race Sponsored By Shear Wonders Salon & Boutique USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 5th | - | - | 4th |
|
| 8/26/2023 | Winneshiek Raceway - Decorah, IA Weekly Racing - Season Championship Sponsored by Hammel Jewelers USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners, Mod Lites | Results | | Dave Rosburg (Mod Lites) | 4th | - | - | 4th |
|
| 9/3/2023 | Benton County Speedway - Vinton, IA Sprint Invader Winged Sprint Cars 360 Sprints - Winged: Sprint Invaders Pro Legends, Vintage Full Body Stock Cars, Dwarf, IMCA Sport Compact | Results | | Dave Rosburg (Dwarf) | 1st | - | - | 1st |
|
| 9/29/2023 | Cedar County Raceway - Tipton, IA Darkside Fall Bash Night 2 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 12th |
|
| 10/21/2023 | Maquoketa Speedway - Maquoketa, IA Iowa Dirt Nationals - Bob Larson & Terry Huizel Memorial Sportsmans, 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dave Rosburg (600cc Modifieds) | 3rd | - | - | 2nd |
|