Bill SeifertWilliam John Seifert is an American former NASCAR Cup Series driver who raced from 1966 to 1979.CareerSeifert raced 41,875 laps for. His grand total for race winnings is $147,831 USD. Seifert's average career start is 21st and his average career finish is 19th. He was also a NASCAR owner from 1966 to 1973, providing rides to notable drivers like Cale Yarborough, LeeRoy Yarbrough, and Cecil Gordon. The Seifert-owned vehicles managed to gain eight finishes in the top five and seventy-one finishes in the top ten. Total earnings for all the vehicles owned by Seifert were $467,360 USD after racing ; which is the equivalent of 65,738 laps.