It's not just those hardcore simulations that translate well. Even standard console games like Forza and GT are good at predicting real world talent. Yeah, the first time these people get behind the wheel of a real race car, they will be sore af and probably puke all over the place. But a workout routine will build physical endurance and most people overcome the nausea eventually.
A dozen or so people have graduated from Sony's GT Academy (online racing competition) and gone on to racing professionally.