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Mazda Millenia This sedan, the flagship luxury sedan, offers both a naturally aspirated and supercharged model, so you can have your luxury, and, if you have a need for speed, big horsepower.

OIL IN THE WELLS

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Old Mar 4, 2007 | 06:48 PM
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tke270's Avatar
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Default OIL IN THE WELLS
ANYBODY KNOW WHY/HOW OIL GETS IN THE SPARK PLUG WELLS. MY ENGINE IS THE 2.3 MILLY S. COULD THIS CAUSE A MISS-FIRE IN A CYLINDER?
 
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Old Mar 4, 2007 | 09:12 PM
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keninn's Avatar
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Default RE: OIL IN THE WELLS
oil gets in the wells because the valve cover gasket dont seal. over time, and many heat cycles, the gasket will shrink, and harden. and yes, oil in the wells can cause misfire. too many misfires, and the coil will die.
 
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