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Date: Sun, 04 Nov 2007 09:39:18 -0600
From: David Staten <Dastaten@earthlink.net>
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To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: Oil Pressure Sender Placement
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Correct. I ordered an adapter from somewhere online to go from 1/8" BSPT 
to 1/8" NPT.

I've actually used this port to feed the PSRU and have a pressure port 
on the BIG oil port on the bottom of the rear iron.

Dave

Barry Gardner wrote:
> Doug,
>  
> My recollection is that this oil pressure port is a wierd one called 
> 1/8" BSPT. ("British standard pipe thread", I think).
>  
> See:
> http://autotruckpart.com/product.php?productid=316505
>  
> That seems to be corroborated by this thread on Grassroots Motorsports:
> http://grassrootsmotorsports.com/board/viewtopic.php?pid=44720
>  
> Maybe someone else can confirm. I bought an adapter and this is what I 
> recall.
>  
> Barry Gardner
> Wheaton, IL
>
>     ----- Original Message -----
>     *From:* DLOMHEIM@aol.com <mailto:DLOMHEIM@aol.com>
>     *To:* Rotary motors in aircraft <mailto:flyrotary@lancaironline.net>
>     *Sent:* Thursday, November 01, 2007 8:19 PM
>     *Subject:* [FlyRotary] Oil Pressure Sender Placement
>
>     My 13B seems to have pulled oil pressure from a small port next to
>     the oil filter plate which supplies the oil to Tracy's PSRU.  A
>     VDO pressure sender will fit into the hole but will not thread so
>     I must assume this was never tapped out for NPT and is still in
>     metric.  In looking at a picture of the engine before I removed
>     all the senders, it shows a small brass fitting on the end of the
>     pressure sender but I can't find that small brass piece anywhere
>     and was therefore wondering what the sock thread size so as to get
>     something to adapt to my VDO sending unit?  Thanks for any help.
>      
>     Doug Lomheim
>     RV-9A, 13B, FWF
>     OK City, OK
>
>
>
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