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What's this foamy crap forming in the to of my oil fill tube?

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Old Mar 2, 2010 | 02:26 PM
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What's this foamy crap forming in the to of my oil fill tube?
The guy i just bought the car from said he used somethin called sea foam in the car could that be what this is from? is this a bad thing?
Old Mar 2, 2010 | 02:30 PM
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Originally Posted by JoeNoble
The guy i just bought the car from said he used somethin called sea foam in the car could that be what this is from? is this a bad thing?
here's the pic
Old Mar 2, 2010 | 02:34 PM
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Originally Posted by JoeNoble
here's the pic
k if it doesnt work this time i give up
Attached Thumbnails What's this foamy crap forming in the to of my oil fill tube?-img_0015.jpg  
Old Mar 2, 2010 | 02:40 PM
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woo hoo! it finally worked. also could i just cap this thing back here or should i put i breather filter on like he did the one above it?
Attached Thumbnails What's this foamy crap forming in the to of my oil fill tube?-img_0016.jpg  
Old Mar 2, 2010 | 02:44 PM
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Search "Lung Butter."

Your crankcase vent system is not working. Judging from the pictures, most of it is probably missing.

Either that, or your car has a serious yeast infection...
Old Mar 2, 2010 | 02:56 PM
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Eloquently referred to as "lung mustard", it is the result of water accumulation in the engine. There is lots of info - just search...
Old Mar 2, 2010 | 03:21 PM
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Thanks guys found exactly what i was looking for including a shopping list in this thread in case anyone else needs it. https://www.rx7club.com/1st-generation-specific-1979-1985-18/how-install-pcv-crankcase-remove-condensation-lung-mustard-holley-606812/
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