said {HEAD ~ second opening} having {TAIL ~ a portion} at its outer end connected by an annular shoulder to a small diameter inner bore which is connected by a first by pass conduit to said axial bore and is connected to a second by pass conduit, 
said { HEAD ~ second opening } having { TAIL ~ a portion } at its outer end connected by an annular shoulder to a small diameter inner bore which is connected by a first by pass conduit to said axial bore and is connected to a second by pass conduit ,
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH