<prompt> Pedzisa mutsara unotevera: Nokuda kwemwaka wa1990, zvikwata zvose zvinoshandisa Ilmor Chevy Indy V8 zvakagoverwa neGen-3 yakagadziriswazve uye yakawana 15 mapurisa, 16 inokunda kusanganisira  <response>: 1990 Indianapolis 500, ine makwikwi 17 muIndyCar World Series. Kuti aratidze hurongwa, zvikamu zvacho zvakashandiswa neinjini dzeGM muTrans-Am Racing series muna 1989. 