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Are there two locations on an SBC to mount an oil pressure sender?

42K views 11 replies 10 participants last post by  Rods56  
I usually got appx. 7 - 15 lbs less pressure on the front of the block ports.
It never bothered me once I found out there was a difference.
I used the front because it was easier to access, and neatness didn't matter.
Don