Is it ok not to use silicone when i change a thermostat gasket?

i just changed my gasket on my 91 jeep and i forgot to put silicone around the gasket.. do i have to do it all over?Is it ok not to use silicone when i change a thermostat gasket?I HATE silicone. i've pulled too much of it out of oil ports and other places it plugs things up. It does have its uses but engine parts aren't one of them. If you have cleaned the surfaces good you do not need any sealant. It didn't come out of the factory that way did it? I KNOW you used a new gasket so you shouldn't have any problems. I have been known to use alittle permatex tho. mostly just to hold the gasket while its being installed. The gasket should have come with self adhesive so you don't even need that these days.Is it ok not to use silicone when i change a thermostat gasket?if its not leaking leave it aloneIs it ok not to use silicone when i change a thermostat gasket?No matter what anyone tells you... just wait and see if it drips out. It won't gush out or anything so just check the garage or driveway floor to look for sign of drips. After a week or two and no drips, you will know.Is it ok not to use silicone when i change a thermostat gasket?You need something there because the sealer will fill in any gaps or imperfections in t/o housing.Is it ok not to use silicone when i change a thermostat gasket?you shouldnt have to unless it starts leakingIs it ok not to use silicone when i change a thermostat gasket?Silicone is just used to hold the gasket in place or some people like to use it to make sure it doesn't leak . I f you do decide to use silicone make sure its sensor safe for the sensors in the engine .Is it ok not to use silicone when i change a thermostat gasket?i would definately redue...your going to build pressure and its going to leak...use a high temp sealentIs it ok not to use silicone when i change a thermostat gasket?not necessarily..most parts now come with a blue seal gasket..so it seals it's self when tightened properly..if you find you can't build up pressure..see a leak..ordon't get at much heat when you turn on your heater..then you may have too..did you check to insure your thermostat coer it's self wasn't warped..you do this by sliding a straight edge across the full length of the thermostat cover.Is it ok not to use silicone when i change a thermostat gasket?i own a repair shop,and its OK to use it,,if you forgot to put some on it,,try it and see if its going to leak first before you take it back apart,,it might not if you used a new gasket on it,,and if it does you can drain some of the coolant out of it,and re-do it,,its not that hard to do,as you can see,but id try it first,,good luck with it,i hope this help,s.,,have a good -and safe x-mas.Is it ok not to use silicone when i change a thermostat gasket?I agree with the wait and sees. If it starts to leak then you will know you should have used some sealant. you might get lucky.Is it ok not to use silicone when i change a thermostat gasket?No, as long as it is not leaking, leave it aloneIs it ok not to use silicone when i change a thermostat gasket?Also please note that if it is a small leak under pressure only, the coolant could potentially evaporate instead of forming a pool. Make sure to check your cold level often the next couple of weeks. A drop at first may be normal, if you had a pocket of air from the initial repair, however, repeated low levels would show you are losing it somewhere.Is it ok not to use silicone when i change a thermostat gasket?if it does leak,then i wouldnt bother it.