Reply To: substitute for OMC sealer 1000

[Bob Wight]

3M 847 is what you want to seal lower units and you can order it on-line.

https://www.amazon.com/s?k=3m+847+scotch-grip+rubber+%26+gasket+adhesive&crid=1NYMVTFQ0WEXB&sprefix=3m+847+gasket+a%2Caps%2C182&ref=nb_sb_ss_i_2_15

I have also used Permatex Aviation Gasket #3 but that does not always seal properly. Best to use the 847.

Some folks also use Permatex Ultra Black gasket maker.

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."

• This reply was modified 7 years, 1 month ago by Bob Wight.