Originally Posted by gonesail
maybe someone can help .. i am in process of replacing the water
seal on this 3GM
pump (721575-42701) .. have seal and washer in hand. inside seal is circular spring. looks like seal goes into pump first with spring facing towards rear of pump where bearings are .. then rubber washer .. then the shaft. i can't find any diagrams online. pictures worth a thousand words here i know. cheers.
The spring on the lip seal always faces the water