Mike Porter NASCAR Xfinity Series results at Bristol
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points |
| 1982 | 3 | 10 | 26 | 3 | | Pontiac | | | | 42 | 0 | 0 | accident | 220 | 85 |
| 1984 | 22 | 3 | 25 | 3 | Cole Enterprises | Pontiac | | | | 33 | 0 | 0 | accident | 325 | 88 |
| 1985 | 19 | 7 | 23 | 3 | Wendy's | Pontiac | | | | 64 | 0 | 0 | accident | 395 | 0 |
| 1986 | 5 | 19 | 32 | 3 | Magic Land Video | Pontiac | | | | 10 | 0 | 0 | accident | 315 | 67 |
| 1986 | 23 | 20 | 13 | 3 | Adventure Land Video | Pontiac | | | | 196 | 0 | 0 | running | 1050 | 124 |
| 1987 | 5 | 24 | 20 | 3 | West Virginia Tourism | Pontiac | | | | 155 | 0 | 0 | engine | 1125 | 103 |
| 1987 | 19 | 22 | 19 | 3 | Fred & Jack's Salvage | Pontiac | | | | 178 | 0 | 0 | accident | 1050 | 106 |
| 1992 | 7 | 28 | 28 | 35 | Williams Racing | Chevrolet | | | | 113 | 0 | 0 | overheating | 1795 | 79 |
