Thread: Spark plugs
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Old 02-03-2009, 05:35 PM   #5 (permalink)
The Atomic Ass
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Priinocchio - '17 Toyota Prius Two Eco
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Originally Posted by TestDrive View Post
It was just a shot. Couldn't think of an obvious mechanical explanation, so I looked for human intervention. Could it have been a spec of crud under the compression ring preventing a 100% seal?
Hard to tell. The sludge only went slightly past the ring, there wasn't very much on the metal body at all and none as high up as the nut, but the ring itself is completely sludged over.
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