Analysis: BoP Setback for Cadillac, further breaks for BMW in Road America BoP

The analysis of the Balance of Performance for the inaugural IMSA 6-hour race at Elkhart Lake isn’t good news for the championship-leading car.

Following two wins in a row and a season-long podium streak by the #31 Action Express Cadillac, the V-Series.R received a 21-kilogram weight penalty that domina...