Caution flag breakdown: | Condition | From Lap | To Lap | # Of Laps | Reason | Free Pass |
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 | 1 | 8 | 8 | | |  | 9 | 16 | 8 | #6,21 accident turns 3/4 | |  | 17 | 45 | 29 | | |  | 46 | 51 | 6 | #25 accident turn 3 | |  | 52 | 77 | 26 | | |  | 78 | 93 | 16 | #53,97 accident turn 4 | |  | 94 | 105 | 12 | | |  | 106 | 117 | 12 | rain | |  | 118 | 155 | 38 | | |  | 156 | 163 | 8 | #19,26,43,49,55 accident turn 1 | |  | 164 | 216 | 53 | | |  | 217 | 315 | 99 | rain | |  | 316 | 328 | 13 | | |  | 329 | 334 | 6 | #40 oil on track | |  | 335 | 405 | 71 | | |  | 406 | 418 | 13 | #16 oil on track and rain | |  | 419 | 500 | 82 | | | Percent of race run under caution: 33.6% Average green flag run: 36.9 laps |
Lap leader breakdown: | Leader | From Lap | To Lap | # Of Laps |
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Junior Johnson | 1 | 81 | 81 | Fred Lorenzen | 82 | 83 | 2 | Ned Jarrett | 84 | 88 | 5 | Darel Dieringer | 89 | 133 | 45 | Junior Johnson | 134 | 155 | 22 | Darel Dieringer | 156 | 309 | 154 | Ned Jarrett | 310 | 345 | 36 | Darel Dieringer | 346 | 400 | 55 | Ned Jarrett | 401 | 500 | 100 |
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