Out with the ENGINETECH S2806 valve stem seals, and in with the Fel-Pro umbrella style exhaust seals.... #sbf #302 #ford #mercury #grandmarquis#grandmarquisfansandowners #shadetreemechanic #diy #photooftheday #wagonlife #LRGMARG #clean @tecnickal @grandmarquisfansandowners @felprogaskets (at Michalski Detailing, LLC of Columbia, SC Cquartz Finest Page)














