I have dennis welch oil pump
Using 20-50w oil
The holes of the adapter are correctly aligned
This situation afyer the oil and filter change
Sent from my iPad
On May 22, 2011, at 8:39 AM, Bob Spidell <bspidell@comcast.net> wrote:
> Jose,
>
> Regardless of the filter, the oil pressure relief valve should limit the
pressure to a maximum of (typically) 60-70psi.
>
> 30psi @ 1,000rpm is great, but 90 @ 4,000 seems too high; the obvious
culprit would be the valve, but I can't explain how just changing the oil and
filter would instigate the problem (unless, maybe, you went from 20W break-in
oil to straight 60W). Definitely check the valve for burrs, etc.; maybe try a
different spring.
>
> Sounds like your rebuild was good--most issues are with too low
pressure--but too high puts undue stress on the cam/distributor gear and
seals.
>
> Bob
>
> --------------------------------
> Bob Spidell - San Jose, CA
>
>
>
> After the engine rebuilt I had normal oil pressure 20-30 at 1000 rpm and
40-50
> At 4000 rpm.
> Using the spin oil filter adapter from moss and the cheap fram spin on oil
> filter (moss # 235-880)
> After an oil and filter change this week I get 30 at 1000 rpm and 90 at
4000
> rpm and 100 at 5000 rpm. I changed the oil spin on filter to the K&N (moss
#
> 235-830).
> Any ideas,
>
> Jose
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