[5] By that time he remarried,[6] Allison had started his racing career in earnest in the early 1990s, competing in ARCA and NASCAR Busch Series events; he began the 1990 season competing for rookie of the year in the Busch Series, driving for Frank Cicci,[7] but was released after the season's seventh race for poor performances.
[8] Allison drove for Clint Folsom on a limited basis in 1991,[9] while in 1992 he joined team owner Barry Owen, intending to run the majority of the series schedule.
[11] During practice for the Detroit Gasket 200, a Busch Series race at Michigan International Speedway in August 1992,[4] Allison spun in turn four, hitting the concrete wall with the driver's side;[12] he died shortly thereafter while in transit to hospital.
"[16] On August 23, The Atlanta Constitution reported that according to "a driver who tried to assist Allison after the crash and a crew chief in the Grand National Series who requested anonymity, the cause of the fatal head injury was a broken seat, which prevented the safety harness from working properly and allowed Allison to be pitched into the car's roll cage.
"[17] In January 1996, Allison's estate filed a lawsuit against NASCAR, Michigan International Speedway, car-owner Barry Owen, helmet and harness manufacturer Simpson Performance Products, and seat builder Brian Butler.