The NASCAR Cup Series playoff standings have been updated after Harrison Burton won the Coke Zero Sugar 400. Burton is the 13th driver to win a Cup Series race, which means 13 drivers have clinched a spot in postseason racing. If the playoffs began today, Martin Truex Jr., Ty Gibbs and Chris Buescher would be the last three in. The first three out are Bubba Wallace Ross Chastain and Kyle Busch. We’ll have more on this story shortly. The post NASCAR playoff standings updated after Harrison Burton’s win at Daytona appeared first on On3.