High brake caliper temperatures encountered during pre-season road course testing have created anxiety and concerns over driver safety leading into this weekend's IndyCar opener at St. Petersburg. The most recent paddock-wide test, held at Sebring Feb. 28-March 1, exposed more cooling issues that have led to a new call for the series to allow brake cooling changes prior to the opening practice session on Friday. Provided the request is granted, teams would be forced to test the effectiveness of those changes without the benefit of testing them somewhere other than the St. Pete street course. On top of general brake overheating reported by many Honda teams and routine brake lockups...
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