For the 1990 season, all teams using the Ilmor Chevy Indy V8 were provided a redesigned Gen-3 system and it won 15 poles, 16 wins including the
1990 Indianapolis 500, with 17 races in the IndyCar World Series.<unk> 1990 Indianapolis 500, with 17 races in the IndyCar World Series. To prove the system, the components were used with GM engines in the Trans-Am Racing series during 1989.