Month: October 2012

Auto Club Speedway of CaliforniaMartinsvillemathTalladegaTexas Motor SpeedwayTrigonometry

ConcussionEarnhardt Jr., DaleNASCAROpinionTalladega

NASCAR Concussions II: A Screening Test to Avoid Relying Entirely on the Driver

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I was lucky enough to speak with Dr. Mark Lovell, an innovator in neurocognitive testing inbetween talks at a conference he was attending. Dr. Lovell came to my attention as the developer of the ImPACT (Immediate Post-Concussion Assessment Testing) test, which was one of the tools used to evaluate Dale Earnhardt, Jr.’s concussion.

ConcussionEarnhardt Jr., Dale

DaytonaEnginesRear-End GearsRestrictor PlatesTalladegatransmission

Eliminating Restrictor Plates?

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Every return to a restrictor plate track brings suggestions about how we might eliminate the restrictor plate. Restrictor plates serve the very necessary function of limiting car speeds at Daytona and Talladega so that the cars stay on the ground. The negative is that they remove throttle response. One suggestion from some readers that I hadn’t heard of before suggested that NASCAR could just change the rear-end gearing parameters to shift the power curve and reduce horsepower that way. Will that work?

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