The 1982 Champion Spark Plug 400 was a Winston Cup (now Nextel Cup) event held at Michigan International Speedway on August 22, 1982. Bobby Allison rolled away to a dominating victory, leading 120 of the 200 laps in route to a two-carlength victory on Richard Petty. The news was even better for Allison, who reclaimed the championship lead by 50 markers on Terry Labonte (21st). Stats
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