| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 4/3/2021 | Grayson County Speedway - Bells, TX Opening Night / Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 5th | - | - | 2nd |
|
| 4/10/2021 | Grayson County Speedway - Bells, TX Race Program / Toms Outlaw Modified Series A Modifieds: TOMS - Touring Outlaw Modified Series Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 5th | - | - | 7th (DNF) |
|
| 5/8/2021 | Grayson County Speedway - Bells, TX Race Program / TSS Sprints 305 Sprints - Winged: IMCA RaceSaver Sprints Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Southern SportMod, IMCA RaceSaver Sprint Car | Results | | Rick Mustard (Hobby Stocks) | 4th | - | - | 15th (DNF) |
|
| 5/15/2021 | Grayson County Speedway - Bells, TX Race Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 11th (DNF) |
|
| 6/19/2021 | Grayson County Speedway - Bells, TX Race Program / Topless Mods Factory Stocks, Hobby Stocks, 600cc Modifieds, Limited Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 22nd |
|
| 6/26/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 1st | - | - | 1st |
|
| 7/3/2021 | Grayson County Speedway - Bells, TX Race Program / Firework Show Factory Stocks, Hobby Stocks, Street Stocks, 600cc Modifieds, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 4th | - | - | 11th (DNF) |
|
| 7/10/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 1st | - | - | 2nd |
|
| 7/17/2021 | Grayson County Speedway - Bells, TX Race Program / TBA Factory Stocks, Hobby Stocks, 600cc Modifieds, Limited Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 2nd | - | - | 1st |
|
| 7/24/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 2nd |
|
| 7/31/2021 | Grayson County Speedway - Bells, TX Race Program / TBA Factory Stocks, Hobby Stocks, B Modifieds, 600cc Modifieds, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 5th |
|
| 8/7/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 6th | - | - | 3rd |
|
| 8/21/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 2nd |
|
| 8/28/2021 | Grayson County Speedway - Bells, TX Race Program / Topless Mods Factory Stocks, Hobby Stocks, 600cc Modifieds, Limited Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 2nd | - | - | 12th (DNF) |
|
| 9/4/2021 | Grayson County Speedway - Bells, TX Full Program Non - IMCA Mod Points Night Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 6th |
|
| 9/11/2021 | Grayson County Speedway - Bells, TX Race Program / TSS Sprints Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Southern SportMod, IMCA RaceSaver Sprint Car | Results | | Rick Mustard (Hobby Stocks) | 1st | - | - | 6th |
|
| 9/18/2021 | Grayson County Speedway - Bells, TX Full Program Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Modified, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 6th | - | - | 14th (DNF) |
|
| 9/25/2021 | Grayson County Speedway - Bells, TX Race Program / Toms - Touring Outlaw Modified Series A Modifieds: TOMS - Touring Outlaw Modified Series Factory Stocks, Hobby Stocks, 600cc Modifieds, IMCA Southern SportMod | Results | | Rick Mustard (Hobby Stocks) | 3rd | - | - | 5th |
|
| 10/9/2021 | Grayson County Speedway - Bells, TX Patsy Peters Memorial Race Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, 600cc Modifieds, Limited Sport Mod | Results | | Rick Mustard (Hobby Stocks) | 7th | - | - | 10th |
|