Rubuta ci gaba don wannan sakin layi - P99 daga baya ya zama wahayi ga AWD Ferguson P104 Novi Indycar, wanda Bobby Unser ya tuka a cikin Indy 500 a 1964
da kuma 1965. Motar ta lalace ba tare da gyarawa ba a cikin mummunan hadari a 1964 kuma ya yi ritaya a 1965 tare da matsalolin injiniya.