Jack JefferyNASCAR K&N Pro Series West Results (Shasta Speedway)(1970-present only) Click on the Race to see the complete results for that race. |
| Race | Site | Cars | St | Fin | # | Sponsor / Owner | Car | Laps | Money | Status | Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1978-17 | Shasta | 23 | 1 | 4 | 4 | Bowers Machine (Dick Bowman) | Pontiac | 150/150 | 525 | running | 73 |
| 1979-08 | Shasta | 16 | 4 | 14 | 07 | Acoustical Drywall (Jack Jeffrey) | Pontiac | 40/100 | 160 | differential | 0 |
2 starts, 190 of 250 laps completed (76.0%), 73 laps led Win: 0 ( 0.0%) Average start: 2.5 Total Winnings: $685 Top 5: 1 ( 50.0%) Average finish: 9.0 Top 10: 1 ( 50.0%) DNF: 1 |