Can Bubba Wallace or Ross Chastain sneak into the NASCAR Playoffs at Darlington on Sunday? Kevin Harvick examined the possibility via the latest episode of Kevin Harvick’s Happy Hour. At the moment, the No. 23 of Wallace is 21 points behind P16, which is the cut-off for the playoffs, while the No. 1 of Chastain is 27 points back. Both will likely need to win the Cook Out Southern 500 to get into the dance, as that’s simply the position they’re in, Harvick believes. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! “It’s interesting that we…