there are many guys that will highly advise u do not grind your diverter then ghere are many guys that say if your careful and do it properly there no problems if u must remove the nozzle grind slowly and carefully do not get into the o ring u can only get a degree or 2 out of grinding your diverter if your just wanting more roost look into a wedge there cheap and no grinding but if u must do your research there quite a few post on here bout it search for it look at pics and get good idea before the grinder comes out good luck keep us posted on your decision couple pics from the research I done on the topic I decided to wait on a wedge and not grind on my new pump

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