8 Tooth Drive - For 9 Tooth Drive Use 16522. There are Many Different OEM No.'s Here That All Cross to the 16514. The Differences are Basically Length of Field and Armature. PIC No. 103-114 is the Longest Field Case, 103-133 is Shorter, and the 103-133A and 103-133B are the Shortest of the Group (The Difference Between 103-133A and 103-133B are Internal Components). All Units Should Fit in Place of Each Other. The Solenoid Terminal May Be Located on Different Parts of the Solenoid Cap, But They All Use the 1/4" Male Spade Connector.