Up until the final half - hour it looked like Chip Ganassi 's latest great experiment , switching from Dinan BMW V8 power to Ford EcoBoost V6 might yield fourth place .
A dislodged undertray foiled that , leaving the Ganassi bunch in 15th .
Up until the final half - hour it looked like Chip Ganassi 's latest great experiment , switching from Dinan BMW V8 power to Ford EcoBoost V6 might yield fourth place , but a dislodged undertray foiled that , leaving the Ganassi bunch in 15th .