NASCAR returns to the majestic Pocono Mountains this weekend for the M&M’s Fan Appreciation 400. Over half a century has passed since the first NASCAR event was held at Pocono Raceway. The Tricky Triangle, as it’s known in racing circles, measures two and a half miles long and will present unique challenges for drivers. With its unorthodox track design, Pocono stands out from other races on the schedule. The tri-oval superspeedway has the longest front stretch in American Motorsports at 3,740 feet. It is even more important here to have a good setup and a crew that is capable of making chassis…