Patent ID: 8894392

Claim:
A valve stem guide and spring retainer assembly comprising: a tapered suction valve top stem guide and spring retainer comprising a body having a first end, a second end, a longitudinal axis, and at least one elongated cross-section perpendicular to said longitudinal axis, said second end comprising at least one suction lateral alignment lip, said body being outwardly flared longitudinally and said body additionally comprising at least one peripheral O-ring groove, a centrally-located top valve stem guide, and at least one longitudinal fluid passage extending between said first and second ends, an O-ring lying in each said at least one peripheral O-ring groove; and a side spacer-plug having at least one edge that is inserted along one of said at least one suction lateral alignment lip, thereby mating with said one of said at least one suction lateral alignment lip; wherein said tapered suction valve top stem guide and spring retainer additionally comprises a centrally-located upper valve stem guide.