Originally Posted By: ZeeOSix
Not many oil filter brands/models use a base end bypass valve, compared to the ones that don't. If it was a super big deal, all oil filters would have a base end bypass design. On my Tacoma, I wouldn't want a base end bypass valve because it mounts vertical with the base down. And on a horizontal filter, it really doesn't matter. Some applications may benefit from a base end bypass valve.
I use Motorcraft filters (thread end bypass) since most of my vehicles are fords, except for the one chevy which has the bypass in the filter mount (they were thinking about this long before anybody else).
Not many oil filter brands/models use a base end bypass valve, compared to the ones that don't. If it was a super big deal, all oil filters would have a base end bypass design. On my Tacoma, I wouldn't want a base end bypass valve because it mounts vertical with the base down. And on a horizontal filter, it really doesn't matter. Some applications may benefit from a base end bypass valve.
I use Motorcraft filters (thread end bypass) since most of my vehicles are fords, except for the one chevy which has the bypass in the filter mount (they were thinking about this long before anybody else).