The 1999 Miata Sport picked up where the 1997 Miata R left off as it was again the autocross- and track-ready version. (Don’t forget, there was no 1998 Miata.) Engine output was the same as the standard car, but the Sport added in stuff like Bilstein shocks, slightly stiffer suspension and a Torsen differential. mball19 is selling this 1999 Mazda …