Next Stop… Richmond International Raceway for the Sprint Cup Series’ final race of the regular season, Saturday night’s Federated Auto Parts 400.  Thirteen drivers have won races this season, led by Kyle Busch and Brad Keselowski – who have four victories apiece.  Rookie Chase Elliott and Austin Dillon currently hold provisional Chase berths based on the regular-season standings with Jamie McMurray leading Ryan Newman by twenty-two points in the fight for the final “playoff” spot.  The Chase opens September 18^th at Chicagoland Speedway … Roush Fenway Racing’s Greg Biffle will be making his five hundredth career start in Saturday’s race.  He’s winless in 2016 and needs a victory at Richmond to qualify for the post-season Chase … And Furniture Row Racing, expanding to two Sprint Cup teams in 2017, has named Chris Gayle crew chief for Erik Jones’ Number-77 Toyota.  Gayle joins F-R-R after spending fourteen years as an engineer and crew chief at Joe Gibbs Racing.  Jones will join Martin Truex Junior in the organization’s Sprint Cup lineup for next season.