General Motors 55573747, Engine Valve Cover Gasket Genuine Oem:Yes, Category 2:Cylinder Head & Valves, Fitment Footnotes:Incl.spark Plug Tube Seals, Quantity Needed:1 Brand:GM, Fitment Type:Direct Replacement, Item Name:Valve Cover Gasket, Category 1:Engine Manufacturer Part Number:55573747, Category 3:Cylinder Head & Valves, Part Ref# On Diagram:ONLY PART REFERENCE #4 ON THE DIAGRAM IS