I thought it was the fuel line? Well at least I hope so since he installs nitrous for a living. Man that sucks, I hope he had some sort of track day insurance although I'm not certain it would pay for it.
The GM (pacific NW somewhere) at took one of the salemen out for a spin in a newly acquired Vette. Did not even make it 1 mile from the dealership. Salesman ended up with multiple fractures of both legs. If the car had hit the light pole 1 foot further back, he would be dead.
"I think I found the limit of the factory '03 Cobra rod. 28-29lbs boost, 1050-1100whp and it went kaboom and made massive fireball out the bottom of the car. Was racing a TT Coyote at TX2K16 when it happened.
These were cryo treated rods with ARP 2000 bolts. Part of the rod is still attached to the piston and pin. Just literally snapped in half...."