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    4l60e cooler line/aux cooler

    I am hooking up a new aux cooler and lines for my 96 suburban 5.7vortec, to my knowledge the supply line ( bottom port) is supposed to go to the bottom port right side of radiator; which then passes up the rad exiting the top port right side of the rad, then connecting to the top port of the aux...
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    4l60e nps or npt fiittings?

    hey guys im working on transmission lines on my suburban 4l60e, i got a kit with npt fittings, i know its an nps but i used thread sealer and didnt overtighten, now im just second guessing and wondering if i remove the npt fittings, will NPS fittings be able to properly fit back in or did i ruin...
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