Molded silicone gaskets must be installed dry. Adhesives or RTV used in excess can potentially get into the crankcase and oil galleys and cause engine damage.
Should you seal rubber gaskets?
A general rule, if you are using gasket sealant, you don't need a lot! ... Automotive applications commonly use gasket sealant alongside solid gaskets, as they are repairing older parts. Gasket sealant can be used to make cheaper gasket materials more robust, increasing adhesion and chemical/water resistance.
Should I use silicone with a rubber gasket?
Silicone should not harm a rubber gasket, as many manufacturers are specifying silicone caulking instead of plumbers putty between the shower drain and the shower base. Only a rubber gasket should be needed on the bottom side of the shower between the shower and drain.4 oct 2010
How do you seal a rubber gasket?
- Clean flange surfaces thoroughly.
- Pierce top of tube with back of cap and apply a thin even coat of Ultra Rubber Gasket Sealant & Dressing to all sides of gasket. Allow to air dry until it becomes somewhat “tacky”.
- Align gasket, press into place and assemble.
- Tighten to specified torque values.