Valve cover gasket for Franklin Engine is FAA-PMA approved and manufactured by Real Gasket Corp. Only REAL gaskets seal uneven surfaces, eliminate corrosion, reduce maintenance costs. May be reused are installed dry. Maintain screw torque year to year with indefinite shelf life. Real gaskets are twice as thick as the original gaskets and have been hot oil and dry heat tested at 400 degree F. Consult engine manual for number of gaskets required. 6 hole design.