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What size are the HPOP fitting internal o-rings on a 7.3 PSD
Posted to HD/Fleet Forum on 4/4/2018 7 Replies

Have an 2002 f250 with a 7.3 power stroke here. Just replaced the quick connect fitting to high pressure pump O-rings. Only one was leaking, but replaced both anyway. Now the lines are leaking at the fitting. They didn't leak before I removed them. Looking at ... Login to read more.

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