According to Corvette Chief Engineer Tadge J. Juechter, the ZR1 tested was bone stock with the exception of the communications and safety equipment. The tires were production Michelin Pilot Sport 2 which have been developed specifically for the ZR1 while chassis alignment and vehicle height were set to factory specs. -Continued
Likewise, Juechter said that the engine calibrations were absolutely stock, emissions compliant and the car ran on pump (not racing) fuel. In other words, it was the same vehicle as the ones that will roll off the production line in