<prompt> Bhala okuqhubekayo kwalesi sigaba - UShelby American wasebenza noFord ukuvuselela i-GT40 ngesizini ka - 66, esikhundleni senjini engu - 289 cubic inch 4.7 L nenjini enkulu, enamandla kakhulu ka - 427 cu. in. 7.0 L injini. I Mk II GT40 yazuza impumelelo enkulu, nge Shelby American iwina at Daytona, Sebring futhi Le Mans abahola Ford International Umakhi sika Championship ngo-1966. Izimoto zakwa-Shelby American zaphumelela endaweni yokuqala uMiles noRuby futhi kanye neyesibili uGurney noJerry Grant e-Daytona, eyokuqala eSebring uMiles noRuby, kanye neyokuqala uMcLaren noChris Amon kanye neyesibili uMiles noDenny Hulme eLe Mans  <response>: . futhi. UGurney noGrant ngabe baqeda endaweni yesibili eSebring ngaphandle kokuthi imoto yabo yaphuka emzuliswaneni wokugcina futhi uGurney wayidudulela ngaphesheya komugqa wokuqeda, ngokuzenzakalelayo wabaxosha. 