Patent ID: 7677211

Claim:
An apparatus for an engine assembly having a cylinder head, wherein the cylinder head at least partially forms a plurality of cylinders and supports at least one hydraulic lift assembly for each of said cylinders and is in fluid communication with a hydraulic fluid supply gallery, the apparatus comprising: a solenoid valve; a housing supporting said solenoid valve and at least partially forming a fluid supply passage and a control passage, wherein said solenoid valve is positioned between said passages and is controllable to vary fluid flow from said fluid supply passage to said control passage; wherein said housing is configured for attachment to said cylinder head such that said fluid supply passage is in fluid communication with said fluid supply gallery and said control passage is in fluid communication with the hydraulic lift assemblies for a first set of said cylinders; a gasket circumscribing said fluid supply channel and said control passage for sealing said apparatus when said apparatus is attached to said cylinder head; and a weep channel formed on a surface of said housing and circumscribing said fluid supply passage and said control passage and being circumscribed by said gasket.