Re: Opinion on PCV valve for flathead?
My port below the carb (iron factory 8BA intake) is 3/8-18, which is NPT dimension. Just installed a fitting with a 1/16" nipple to run vacuum hose to a "Delco" distributor.
Maybe those manifold ports aren't just one size.....
Last edited by 1948F-1Pickup; 09-29-2020 at 08:38 PM.
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