HELP!!! i'm confused

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Dec 24, 2006 | 10:17 AM

DJdemon6696

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HELP!!! i'm confused

1990 F250 351W EFI ....why after 6 - 12 months thr sparkplugs 4 and 8 its the ones more closere to the fire wall the sparkplugs fails beacuase they are covered in oil... i know thats the pistong rings but why only the pistons nr 4 and 8 ? ? and the other ones are healty ! ? im confused do i need to chage the piston rings ?

Dec 24, 2006 | 11:10 AM

albung

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From: youngstown ohio

oil from pcv draws near back of intake so maybe this is ur problem. i have heard ppl relocate pvc vac to center or intake so oil distributes more evenly through engine

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