68 383 oil filter w/ anti-drain back valve

I believe there's lots of opportunity for oil to leak down / back prior to the filter. The electric is likely have a bit quicker read than a mechanical.
Do you happen to have a mechanical gauge as well? If not, you may want to install one at least temporarily.


Anti drain does show up in the filter description on Orilley's site....

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Then too, there's this thread for your reading pleasure ................

https://www.forbbodiesonly.com/moparforum/threads/napa-gold-filters-ahhhh-no.290702/