PVC Valve Under Full Manifold Vacuum?

Mustang78

New Member
Feb 8, 2006
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Aberdeen, WA
Like the title says, i pulled out my PCV valve today and the little ball was being sucked to the top...it was definately full vac., I have it hooked to the big front port on the edelbrock 600, is this right?? thanks
 
i bought a new pcv valve a while back and turns out the new spring is too stiff, causing me to have a vacuumn leak basically all the time but especially at idle, i installed my old one and the little plunger sucked to the top just like it should, all is well Thanks