Formula One racing car driver
David Purley survived an estimated 179.8
g in 1977 when he decelerated from 173 km/h (108 mph) to rest over a distance of 66 cm (26 inches) after his throttle got stuck wide open and he hit a wall.
Indy Car driver
Kenny Brack crashed on lap 188 of the 2003 race at
Texas Motor Speedway. Bräck and Tomas
Scheckter touched wheels, sending Bräck into the air at 200+ mph, hitting a steel support beam for the catch fencing. According to Bräck's site his car recorded 214
g. - thats a good use of datalogging.