Ku qor sii socodka faqradan - 1992, mashiinka 265-A waxaa ku xigay mashiinka 265-B. "Chevy-B" waxaa si keli ah u soo bandhigay Penske Racing (Rick Mears iyo Emerson Fittipaldi) 1992 waxayna ku guuleysteen afar tartan oo taxane ah. Dhamaan kooxaha kale ee Ilmor waxay ku hadhay "Chevy-A" ee 1992. Bobby Rahal, oo waday "Chevy-A" ayaa ku guuleystay horyaalka CART ee 1992, kii shanaad ee isku xigta (iyo kii ugu dambeeyay) ee 265-A. Al Unser Jr. wuxuu ku guuleystay Indianapolis 500 ee 1992
wadida "Chevy-A", sidoo kale guushii shanaad ee isku xigta (iyo ugu dambeysay) ee Indy 500 ee 265-A. Emerson Fittipaldi wuxuu watay "Chevy-B" ilaa kaalinta 4aad ee dhibcaha, laakiin isaga iyo Mears labaduba waxay ka baxeen sannadkaas Indy 500 sababtuna tahay shilal. Waxay ahayd waqtigaa in Ilmor uu la kulmay tartan cusub oo ka yimid Cosworth, kaas oo hadda soo bandhigay matoorkooda cusub, Ford-Cosworth XB.