Jack JefferyNASCAR K&N Pro Series West Results (races)(1970-present only) Click on the Race to see the complete results for that race. View career statistics for Jack Jeffery |
| Race | Site | Cars | St | Fin | # | Sponsor / Owner | Car | Laps | Money | Status | Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1967-17 | Evergreen | 18 | – | 16 | 22 | Jack Jeffery | Dodge | –/100 | 0 | – | 0 |
| 1968-14 | Yakima | 18 | – | 16 | 22 | Jack Jeffery | Dodge | 24/100 | 0 | mechanical | 0 |
| 1968-15 | Evergreen | 17 | – | 16 | 22 | Jack Jeffery | Dodge | –/100 | 0 | – | – |
| 1972-06 | Tri-City | 24 | 7 | 4 | 22 | – | Dodge | 147/150 | 375 | running | 0 |
| 1972-07 | Yakima | 22 | 14 | 22 | 22 | – | Dodge | 14/150 | 100 | crash | 0 |
| 1972-08 | Evergreen | 22 | 6 | 8 | 22 | – | Dodge | 191/200 | 250 | running | 0 |
| 1972-11 | Portland | 20 | 17 | 7 | 22 | – | Dodge | 98/100 | 175 | running | 0 |
| 1972-12 | Spokane | 21 | 5 | 3 | 22 | – | Dodge | 99/100 | 600 | running | – |
| 1972-14 | Spanaway | 23 | 19 | 7 | 22 | – | Dodge | 147/150 | 150 | running | 0 |
| 1972-15 | Langley | 21 | 12 | 2 | 22 | – | Dodge | 149/150 | 750 | running | 0 |
| 1972-16 | Victoria | 21 | 7 | 16 | 22 | – | Dodge | 76/150 | 100 | drive shaft | 0 |
| 1972-17 | Skagit | 20 | 9 | 12 | 22 | – | Dodge | 94/150 | 100 | ignition | 0 |
| 1972-24 | Evergreen | 30 | 9 | 23 | 22 | – | Dodge | 99/250 | 170 | differential | 0 |
| 1972-25 | Umatilla | 24 | 12 | 7 | 22 | – | Dodge | 124/125 | 145 | running | 0 |
| 1973-07 | Umatilla | 18 | 13 | 14 | 22 | Best Auto Parts (P.A. Campbell) | Dodge | 114/150 | 130 | tires | 0 |
| 1973-08 | Portland | 25 | 19 | 18 | 22 | Best Auto Parts (P.A. Campbell) | Dodge | 49/100 | 130 | engine | 0 |
| 1973-17 | Evergreen | 33 | 19 | 5 | 22 | Best Auto Parts (P.A. Campbell) | Dodge | 198/200 | 550 | running | 0 |
| 1973-19 | Yakima | 24 | 8 | 14 | 22 | Jefferies Racing (P.A. Campbell) | Dodge | 96/100 | 150 | crash | 0 |
| 1973-20 | Portland | 22 | 18 | 8 | 22 | Bowers Machine (P.A. Campbell) | Dodge | 195/200 | 240 | running | 0 |
| 1978-08 | Spokane | 20 | 3 | 4 | 14 | Bowers Machine (Dick Bowman) | Pontiac | 100/100 | 450 | running | 0 |
| 1978-09 | Yakima | 23 | 2 | 6 | 14 | Bowers Machine (Dick Bowman) | Pontiac | 100/100 | 425 | running | 0 |
| 1978-10 | Victoria | 22 | 14 | 5 | 14 | Bowers Machine (Dick Bowman) | Pontiac | 99/100 | 400 | running | 0 |
| 1978-11 | Langley | 20 | 10 | 18 | 4 | Bowers Machine (Dick Bowman) | Pontiac | 81/100 | 130 | steering | 0 |
| 1978-12 | Evergreen | 25 | 8 | 6 | 4 | Bowers Machine (Dick Bowman) | Chevrolet | 77/77 | 385 | running | 0 |
| 1978-13 | Portland | 24 | 7 | 8 | 4 | Bowers Machine (Dick Bowman) | Chevrolet | 99/100 | 360 | running | 0 |
| 1978-14 | Craig Road | 19 | 10 | 13 | 4 | Bowers Machine (Dick Bowman) | Oldsmobile | 62/100 | 170 | overheating | 0 |
| 1978-15 | Gardena | 20 | 10 | 16 | 4 | Bowers Machine (Dick Bowman) | Oldsmobile | 40/100 | 190 | crash | 0 |
| 1978-17 | Shasta | 23 | 1 | 4 | 4 | Bowers Machine (Dick Bowman) | Pontiac | 150/150 | 525 | running | 73 |
| 1978-18 | Coos Bay | 19 | 1 | 1 | 4 | Bowers Machine (Dick Bowman) | Pontiac | 100/100 | 1,150 | running | 100 |
| 1978-19 | Yakima | 22 | 10 | 8 | 4 | Bowers Machine (Dick Bowman) | Pontiac | 99/100 | 360 | running | 0 |
| 1979-05 | Yakima | 21 | 10 | 21 | 07 | Jack Jeffrey | Pontiac | 1/100 | 150 | fuel pump | 0 |
| 1979-08 | Shasta | 16 | 4 | 14 | 07 | Acoustical Drywall (Jack Jeffrey) | Pontiac | 40/100 | 160 | differential | 0 |
| 1979-11 | Evergreen | 23 | 16 | 6 | 07 | Acoustical Drywall (Jack Jeffrey) | Pontiac | 100/100 | 385 | running | 0 |
| 1979-12 | Spokane | 19 | 3 | 17 | 07 | Acoustical Drywall (Jack Jeffrey) | Pontiac | 14/100 | 180 | engine | 0 |
| 1979-13 | Portland | 23 | 10 | 6 | 07 | Acoustical Drywall (Jack Jeffrey) | Pontiac | 100/100 | 425 | running | 0 |
| 1980-06 | Evergreen | 31 | 7 | 15 | 88 | Acoustical Drywall | Pontiac | 178/200 | 410 | engine | 25 |
| 1981-07 | Portland | 19 | 19 | 8 | 88 | Jefferies Racing | Buick | 147/150 | 650 | running | 0 |