Kyle Larson had a very decent day going in Sunday’s Ruoff Mortgage 500 at Phoenix Raceway, as he had rallied from starting in the rear of the field to score Stage Points in Stages 1 and 2. Larson had positioned himself as a solid top-five to top-10 contender all race long. But on lap 239, … Continue reading Kyle Larson’s Day at Phoenix Ends After 239 Laps Due to Broken Valve Spring