Teflon tape works. Just be careful not to wrap it past the inner end of the male threads. Or you can use a good pipe dope rated for gas and oil.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.