Chassis builder Bob Mandell Sr . heats up the slicks in his show-quality ‘ 55 Chevy Bel-Air before a qualifying pass in Top Sportsman at the inaugural PDRA Doorslammer Derby . Mandell built the car at his chassis shop , Bob ’ s Pro Fab , which he runs with his son , Bob Mandell Jr . The father-son duo ’ s pair of 55 Chevy Top Sportsman cars were chosen as the Best Appearing

Cars a couple races later at the PDRA Summer Shootout in Virginia .

Photograph by James Sisk Beech Bend Raceway Park | Bowling Green , Kentucky | Friday , April 30 , 2021

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