ENSURE A LEAK-FREE FIT: valve cover gaskets are the most common leak-repair component. Using materials like the Blue Stripe cork-rubber composite, Permadryplus rigid carrier construction, or molded rubber, Fel-Pro ensures its gaskets compensate for surface irregularities and resists high heat and vacuum.
Does not properly fit late 40's early 50's 216 engine. un-necessary holes and tabs prevent gasket from properly sealing on older style 2-nut mounted valve covers.