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Engine Belt Fit And Alignment Alternator

Here's a remanufactured Autolite alternator with a reproduction belt. Note the improper fit; the belt is a pinch too wide for the pulley. Your belt should fit into a pulley groove without gaps or overflow.
Setting Proper Belt Alignment and Fit - Belt One On

Here's a remanufactured Autolite alternator with a reproduction belt. Note the improper fit; the belt is a pinch too wide for the pulley. Your belt should fit into a pulley groove without gaps or overflow.  View Related Article