What FIA drag racing class is similar to the Australian Top Doorslammer clas?
Top Doorslammer: Top Doorslammer is a professional (Pro) class of Australian drag racing. Pro Modified: Pro Modified, also known as Pro Mod, is a class or division in the sport of drag racing used in the NHRA and FIA (quarter-mile) and the Professional Drag Racers Association (PDRA) (eighth-mile).
Pro Modified