NASCAR has ejected two Cup crew chiefs for the rest of the Daytona 500 weekend for a rules violation, the sanctioning body announced Thursday. Chris Lawson, crew chief for Todd Gilliland at Front Row Motorsports,

NASCAR has dismissed two crew chiefs before the Daytona 500 weekend for rule violations involving improper car weights.

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Improper car weight led to the ejections of crew chiefs Chris Lawson and Billy Plourde on Thursday, impacting Todd Gilliland and Cody Ware in the Daytona 500.

Chris Lawson, the crew chief for Todd Gilliland, and Billy Plourde, the crew chief for Cody Ware, have been ejected for the remainder of the Daytona 500 weekend for improper weights in Daytona 500 pre-race inspection.