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Torque is also very important, too loose and the work the threads until the plugs come out... too tight and the threads strip out and they work them until they pop out.
ya, now your lucky if you can get the spark plugs out when you want to...the 3 valve is a shit design.
Well most of the plug will come out for sure, but maybe not all of it. Now they have a new plug that is all one peice without the crimped on neck that gets stuck in the head. Following the TSB when changing plugs greatly reduces the risk if it still has the old style plug in it (likely).
you guys must have some kind of miracle gas there. its been my experience that they break off more often than not.
My brother hasn't broken one yet, and he works at a Ford dealership.
Dunno what the diff is, I asked him when I found out about it and he said it isn't a big deal.
Aero-Kroil does wonders. Let it soak for as long as possible.
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