DeTomaso Mailing List: May 1997, Message #32
     



From: "Ted A. Mitchell" <tmitch@gte.net>

Subject: Re: Oil pressure fluctuations

Date: Thu, 1 May 1997 11:36:10 -0700



Shane,



If you have the stock gauges, it is most probably the gauge.  This use to

drive me crazy (I am a gauge watcher), until I changed to Stewart Warner

gauges.  You can check this out by temporarily screwing in a mechanical

gauge on the back of the block.



Ted (Vader) Mitchell

http://home1.gte.net/tmitch/pe.htm     tmitch@gte.net

----------

> From: Shane F. Ingate <pantera@shiseis.com>

> To: detomaso@wgate.com

> Subject: Oil pressure fluctuations

> Date: Thursday, May 01, 1997 9:54 AM

>

> All,

> 	Just querying the collective wisdom of the group.

>

> 	When I am running at a constant throttle, my oil pressure (1972 model)

> reads about 53 lb/sq.inch (oil warm, 15/50 Mobil 1, 10qt oil pan).

Occassionally,

> I see the guage drop to about 40 lb/sq.inch, sometimes 35, fluctuate for

several seconds,

> then return to 53.  It did this for the run between Baker & Las Vegas

(160 miles?),

> but between Baker and San Diego, there was no change at all!

>

> 	Do others notice such a fluctuation?  Should I be worried?  What could

cause

> it?  Worn oil pump?  Lint on the oil-pump pickup filter screen?

>

> 	Shane Ingate in San Diego