Normal range is 45-55PSI at the upper filter housing. Since the by-pass should be over 55PSI your readings will fluctuate depending on the fuel system performance. I doubt you would ever find a clogged filter causing a drop in fuel PSI. More often the HFCM will loose output and cause lower...
Year: 2006 F350 Job 2 motor
Miles: 57k as of today...
Mods: Where do I start? SCT, exhaust, EGR delete are the biggest things....
Pulls like a mule and doesn't even breathe hard....
I run an Insanity tune from Elite Diesl with no pyro, and haven't had any issues. (Yea I know I'm askin for it)
Ditch the K&N and the Diablo, install the OEM filter system, get a SCT, any flavor power elbow, a MBRP down pipe and cat delete pipe. Have fun dusting the kiddies and wanna-be's.....
I currently use Mobile-1 5w40 and the Motorcraft filter 2016 ( I think). You can find the filter at Wal-Mart if they are still in stock, they are currently pulling them from the inventory. Autozone has the same filter for about $20. I would suggest using 14 qts and then check the oil stick...
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