Originally Posted By 451Mopar
That photo is the early style pump. The question is you mentioned installing a different, later model, drum. With the later model drum you should have use the pump support from a later pump (or just a later pump assembly?) Also, you need to check the input shaft end play when changing out those parts. The fiber washer on the pump comes in various thicknesses to adjust the input shaft end play.
what years are good?

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