<prompt> Bhala ukuqhubeka kwalesi sigaba - I-P99 kamuva yasetshenziswa njengesisekelo se-4WD Ferguson P104 Novi indycar, uBobby Unser ayishayela e-Indy 500 ngo-1964  <response>: futhi ngo-1965, wathatha umhlalaphansi kuzo zombili izikhathi. 