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Old 08-12-2008, 04:53 AM   #71 (permalink)
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Where did you get it, and how much was it


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i replaced my valve gasket with an metal one it will last alot longer
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Old 09-09-2008, 09:22 PM   #72 (permalink)
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Hi i was looking through the topic but couldn't find the answer and I looked around in the forum... I understood the process on how to do this and im going to do it because I do have oil on top of my spark plugs. Now does this also solve the problem of oil inside the sark plug well. When I changed my spark plugs the last time I had oil on the side with the gap, and my car has been misfiring so its just sitting pretty for now.
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Old 09-10-2008, 12:18 AM   #73 (permalink)
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Hi i was looking through the topic but couldn't find the answer and I looked around in the forum... I understood the process on how to do this and im going to do it because I do have oil on top of my spark plugs. Now does this also solve the problem of oil inside the sark plug well. When I changed my spark plugs the last time I had oil on the side with the gap, and my car has been misfiring so its just sitting pretty for now.
That sounds totally different. I had that once on my Celica and I ended up having to replace the rings as I had a dead cylinder (not fully but about 1/2 normal compression)
I would recommend first doing a compression test. Also I believe you can get the same issue (wet spark plugs) solely from poor firing. It tends to increase with time as you dont fully fire the fuel. Therefore, (I am not a licensed mechanic btw) once you fix the oil on top, "if" you start firing better, new plugs may solve the entire issue.

Those are my thoughts.
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Old 11-06-2008, 05:45 AM   #74 (permalink)
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OK, so my 89 had the same problem and I discovered it after reading this thread. I worked on it this weekend and got it fixed, seems to help out the leak but there's still a little bit of leak somewhere. There was ALOT of oil in the sparkplug well. try as i may i couldn't get it all out and I know that when I removed the old plugs and put in new ones some of it must have gotten down into the chamber below. Someone said it could misfire if oil gets down there but my engine starts now fine. It seems like it's not idling as smooth though. So my question is if there are some oil that accidentally gets down into the motor what would be the long term effects of having some oil drip down there. thanks
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Old 11-06-2008, 07:20 AM   #75 (permalink)
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OK, so my 89 had the same problem and I discovered it after reading this thread. I worked on it this weekend and got it fixed, seems to help out the leak but there's still a little bit of leak somewhere. There was ALOT of oil in the sparkplug well. try as i may i couldn't get it all out and I know that when I removed the old plugs and put in new ones some of it must have gotten down into the chamber below. Someone said it could misfire if oil gets down there but my engine starts now fine. It seems like it's not idling as smooth though. So my question is if there are some oil that accidentally gets down into the motor what would be the long term effects of having some oil drip down there. thanks
Shouldnt be a big deal at all, it probably shot some smoke out when you started it up but after that its not a big deal.
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Old 11-06-2008, 10:44 AM   #76 (permalink)
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OK, so my 89 had the same problem and I discovered it after reading this thread. I worked on it this weekend and got it fixed, seems to help out the leak but there's still a little bit of leak somewhere. There was ALOT of oil in the sparkplug well. try as i may i couldn't get it all out and I know that when I removed the old plugs and put in new ones some of it must have gotten down into the chamber below. Someone said it could misfire if oil gets down there but my engine starts now fine. It seems like it's not idling as smooth though. So my question is if there are some oil that accidentally gets down into the motor what would be the long term effects of having some oil drip down there. thanks
Well.. oil wont get into the motor when the spark plugs are in, but the wires will get "oil saturated" and the rubber will swell/disintegrate over time. As well you can get shorts when the spark plug galley fills with oil (as mine and yours did).

As a non-expert, Im going to guess that the worst case scenario is that the spark plug gets wet (on the tip where the spark is) depending on how much oil gets in there, which will cause a misfire. That should burn off relatively quickly though, but not being an expert.. I am just guessing at that.

I used a turkey baster and rags to get the oil out of my galleys, but its virtually impossible to clean until you take the plugs out. I doubt you will have any long term issues.
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LinkBack to this Thread: http://www.toyota-supra.info/forums/mkiii-supra/7527-got-oil-top-your-spark-plugs.html
Posted By For Type Date
How to tell if valve guides or seals are bad? - SupraMania This thread Refback 08-15-2008 03:46 AM
smoking on startup - Supraforums.com This thread Refback 07-21-2008 05:55 AM
Pool of oil in Galley...pics - Page 2 - SupraMania This thread Refback 05-23-2008 07:03 AM
SoCalSupras.com :: View topic - back fire caused by oil on plug? This thread Refback 02-07-2008 03:46 AM
7MGE - Other - My Supra will no longer be a rental! - Page 4 - SupraMania Post #0 Refback 02-02-2008 07:23 PM
i hate my car!!!! - Supraforums.com This thread Refback 01-28-2008 06:40 AM
loose valve covers lol - Page 2 - SupraMania This thread Refback 01-08-2008 06:59 AM
oil on top of plugs? - Supraforums.com This thread Refback 01-03-2008 08:45 AM

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