Reply To: Petcock Thread Sealer

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February 23, 2026 at 1:05 pm #304987
Bob Wight
Participant

    US Member

    I also thought about Permatex Aviation sealer.  I had to replace an in-line fuel filter on my ETEC 150 last year and used Rectorseal No. 5 on those fittings and it seems to work fine.  Just wanted to get some ideas on what other folks were using.

    Bob

    1937 Champion D2C Deluxe Lite Twin
    1954 Johnson CD-11
    1955 Johnson QD-16
    1957 Evinrude Fastwin 18
    1957 Evinrude 3022
    1958 Johnson QD-19
    1958 Johnson FD-12
    1959 Johnson QD-20
    1982 Evinrude 25hp

    “Every 20 minute job is only a broken bolt away from a 3-day project.”
    "Every time you remove a broken or seized bolt an angel gets his wings."