Mr. Gasket Ultra Seal Valve Cover Gaskets - SB Ford 302-351W Wheel Bearing Spacer this is a permanent solution

this is a permanent solution that replaces a welded in O2 bung

1973-1995 Ford F-250

Premium header gaskets included

GPS Sender

Mr. Gasket Ultra Seal Valve Cover Gaskets - SB Ford 302-351W Wheel Bearing Spacer this is a permanent solutionUltra Seal' Ultra 20 material swells to a controlled thickness for a tight seal. It will not contract or need re torquing. a black latex coating helps create a tight seal and assures easy removal. High tensile strength improves performance. Fits 1962 95 Small Block Ford except Boss & 351W. Vehicle Applications: 1964 1989 Ford Mustang 1975 1992 Ford E 250 Econoline 1977 1980 Lincoln Versailles 1980 1983 Lincoln Mark VI 1977 1979 Ford LTD II 1984 1989