Originally Posted by Cab_Burge
All the stock Mopar/Ford oil filters can bypass up to 20% of the oil flow, the race filters can bypass 40% shock work
The stock GM /Chevy type filters are non bypass, 100 % filtration work scope shruggy
I do still run the stock type Mopar/Ford oil filters including the big NASCAR type remote mounted Wix race filters up scope


Jomar 100% No-bypass filters are all I use. They flow a massive amount of oil and have a thicker shell. So far, they have protected my bearings from contamination keeping them clean in spite of my valve train suffering excessive wear and damage and the subsequent metal slurry going into the oil pan..

1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)