[AT] Off Topic 2001 Ford F250 6.8L engine. Oil pressure gage port size.

[tmehrkam at sbcglobal.net]

Thank you.  

For some reason I did not think about NAPA
Strange it says MPT which is a straight thread not tapered.

      From: Stephen Offiler <soffiler at gmail.com>
 To: Antique tractor email discussion group <at at lists.antique-tractor.com> 
 Sent: Wednesday, December 14, 2016 9:37 AM
 Subject: Re: [AT] Off Topic 2001 Ford F250 6.8L engine. Oil pressure gage port size.
   
Napaonline says it's 1/4 pipe thread

https://www.napaonline.com/napa/en/p/ECHOP6218/ECHOP6218_0239604952

SO


On Wed, Dec 14, 2016 at 10:08 AM, <tmehrkam at sbcglobal.net> wrote:

> I am having problems with the oil pressure switch on my F250.  Yesterday
> the gauge "Foo Gage" stayed at zero when the engine was started cold.  I
> shut it off, checked the oil, started the engine which sounded good and the
> gauge finally came up.
> I changed the oil and Filter Sunday.  Motorcraft oil and Filter So it
> could be a number of issues.
>
> 1. Bad oil pressure switch.2. Bad check valve in the filter.3. Worn
> bearings or oil pump problem.
> I am getting a new filter and would like to install a mechanical gauge.
> Does any one have experience with this engine or the 5.4 Liter engine of
> the same vintage. I am going for parts at Noon and would like to know the
> port size.  My best guess is 3/8 NPT.
> PS: Drove it home and then back to work with no indications of low oil
> pressure and the gauge worked fine.  But others have reported oil pump
> problems on this engine.  I only have 240,000 miles on this thing and do
> not want to mess it up.
>
>
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