ALTERNATOR PULLEY(SEE "DETAILS" FOR APPLICATIONS) Alternator pulley, 3" O.D., zinc plated. 1967-71 427 and 454 w/A/C and P/S. 1972-74 All 454 w/P/S.3" overall diameter1" overall width ( 7/8" front flange to rear flange width)1/4" rear flange to belt groove11/16" bore diameter MakeCHEV ModelCORVETTE Year1966-1974 Item#ENG822 Instructions / Core Return FormClick Here Price$44.95EACH Core Charge$0.00 QtyAdd