Re: Getting rid of air cleaner riser
The PCV is pulling in crankcase vapors to burn them and that device is allowing clean filtered air to replace them.
You can eliminate it but it's still best to run a filter on that valve cover
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My Classics:
'72 K20 Suburban + '65 Dodge Town Wagon
'72 Corvette Roadster +'67 Corvette Roadster
'73 Z-28 Camaro
'63 Ford SWB Uni Pickup
'50 Ford Coupe
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