Three-time world champion Max Verstappen is set for a five-place grid penalty for the Formula One Brazilian Grand Prix on Sunday. The Red Bull car of the defending champion will need a new power unit and the Dutchman has already exceeded this season’s allowance. “We can’t avoid a power unit change in Brazil, with a corresponding penalty,” Red Bull motorsport consultant Helmut Marko wrote in his column to the speedweek.com portal. It comes in a bad time for Verstappen, who’s in a tight title race against Lando Norris of McLaren. With four races left this year, only 47 points separate both drive…