Ford does make many plastic radiator tops, it's possible that epoxy is used in their manufacture.
Super glue or epoxy make the best Christmas repairs. Since reindeer are made of fiberglass the epoxy rebonds the fiberglass with one another. Super glue is another alternative.
If you're talking about that plastic box that holds the air filter - use duct tape.
You can try "super glue".ANS 2 - There is an excellent clear 'Porcelain adhesive' -available in hardware stores.
car radiators used to be made of copper, copper doesnt rust. most radiators are now made from aluminum.aluminum also does no rust
If it is plastic (many speedboats are metal) it will be the plastic Epoxy Resin (exactly the same as the glue) with fiberglass cloth to reinforce it. Epoxy Resin is very strong but somewhat brittle (like concrete), the fiberglass prevent cracks in the Epoxy Resin from growing and reinforces it (like the steel rebar in reinforced concrete does).
If they are both made of some sort of ceramics then you could use araldite or or some sort of epoxy adhesive.
radiators.
inside there is like this epoxy/hot glue in the middle of a bottle cap necklace. how i should know is because i made one at like a church activity.
Radiators are made of a lot of metals with high melting points (example: Aluminum)
There is one special glue that will conduct electricity. I can't remember the name, but it was an epoxy made to repair the rear window heating strips in cars in the '60's. - No other modern commonly available glues conduct.
Insulcast adhesive made by Permagile Industries Inc. of Plainview, NY 11701. Most likely a derivative their IC 1-215 epoxy.
radiators need to dissapate heat, and metal can dissapate heat quickly