DeTomaso Mailing List: August 2000, Message #53

Myself, I prefer Standard pressure High volume.  High pressure is not good
for engines.  All you need is enough volume so that you keep pressure on
the bearings.

Dave "my turbos make my oil pressure low " D

09:45 PM 8/1/00 -0400, you wrote:
>Any opinions on oil pumps?  Standard, Hi-Volume, Hi-Pressure, both?  To run
>in an engine with a solid lifter cam, oil restrictors, roller rockers and 10
>quart pan installed?
>
>I'm leaning toward standard.  I had good oil pressure with a hi-volume pump
>and hydraulic lifters, but I always felt that I had too much oil up in the
>heads.  If I rev'ed the engine with the valve covers off, it would threaten
>to spill over.  Now I expect that you can't run the engine without valve
>covers at any speed much over idle.  So the combination of making it more
>difficult for oil to reach the heads, should keep more oil in the pan for
>the bottom end.  If I keep the hi volume pump then that means less oil in
>the heads and more for the crank, but is the hi volume pump even necessary
>then?
>
>Either way...
>
>Paul
>#9270
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