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Re: orifice size in blowby test adapter
Posted to HD/Fleet Forum on 3/11/2008

Marcus Here's some Cummins numbers

NH, N14, C, V903, L10, M11, V378, V504, V555, V28 .302 Orifice

K19 Standard .354 Orifice

K19 Uprate .406 Orifice

B Series .221 Orifice

ISX .354 Login to read more.