> wrote in message
oups.com...
> >
>> before you go through all the other things spoken of, get a good
>> filter....the fram hp1 has had many many folks report blowing the seal
>> out...your pressure isn't excessive.....
>>
>> (just for info, the oil pressure relief/regulator piston and spring is
>> the
>> front(front is front) piston in a dual relief case)
>
> The ford motorcraft equivalent of the PH8A always worked well for me
> when I ran an external filter. Don't recall the part number off the
> top of my head unfortunately. I took the center threaded part of the
> filter adapter to autozone and start checking filters to find one that
> would thread on and matched the seal diameter of the fram filter.
>
> Chris
>

i run a purolater... the number is 3001