I think this one might have been ground off. The metal there has a few waves in it. 

Bob

> On Apr 7, 2019, at 00:13, Dennis Haynes <d23haynes57@hotmail.com> wrote:
> 
> The “EX” engines usually didn’t have the number under the oil tower. Either ground off or never there as the cases were often new.
>  
> Dennis
>  
>  
> From: mccullough bob [mailto:mbob1950@gmail.com] 
> Sent: Saturday, April 6, 2019 10:19 PM
> To: Dennis Haynes <d23haynes57@HOTMAIL.COM>
> Cc: vanagon@GERRY.VANAGON.COM
> Subject: Re: 2000 rpm buzzer of oil pressure Here is the link for that "New Engine"
>  
> Ive got a engine with the yellow EX sticker that was given to me as a high milage runner out of a Syncro. It does not have a engine # below the breather tower. 
> The space there is blank. Is this normal for a EX engine? The case looks in very good condition. I probably going to rebuild it to a 2.2 and add some AMC heads.
>  
> Bob
>  
> http://idiopath2018.wordpress.com
>  
>  
>  
>  
> 
> 
> 
> On 6, Apr2019, at 1:14 AM, Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote:
>  
> https://www.thesamba.com/vw/classifieds/detail.php?id=2260173
> 
> I have to wonder if it is really new. The EX in part number indicates "Exchange Engine".
> If it is a true VW Exchange remanufactured engine there should be a yellow-gold tag on top of the case.
> The few Dealer engines I installed had new cases. Some had heads that were obviously different in material, especially the polished hose connections. 
> 
> Dennis
> 
> 
> 
> -----Original Message-----
> From: Stacy Schneider [mailto:vwcrewman@gmail.com] 
> Sent: Friday, April 5, 2019 9:26 PM
> To: Dennis Haynes <d23haynes57@HOTMAIL.COM>
> Subject: Re: 2000 rpm buzzer of oil pressure
> 
> Start saving your money for a rebuild. Although pricy there is a new WBX on Samba. 
>      It’s an outright purchase and about the same price as a rebuild.
>      Food for thought. I might step up and buy it. It’s probably one of the last one out there.
> 
> Sent from my iPhone
> 
> 
> On Apr 5, 2019, at 3:01 PM, Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote:
> 
> The stock oil pressure relief valve assembly begins to relieve somewhere between 40 to 50 psi. The correct high speed-pressure oil pressure switch should close at ~.9 bar, 12.7 psi. This is not a fix unless the spring is broken or the plunger is some stuck in place held open. 
> 
> Dennis
> 
> 
> -----Original Message-----
> From: Vanagon Mailing List <vanagon@gerry.vanagon.com> On Behalf Of Dan N
> Sent: Friday, April 5, 2019 2:40 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: 2000 rpm buzzer of oil pressure
> 
> this oil pressure relief kit may solve the problem
> 
> https://eur04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.vancafe.com%2F021115411-421AFT-p%2F021115411-421aft.htm&amp;data=02%7C01%7C%7C44cbf3bfb8fe4d36ddcc08d6ba2ee694%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636901107925559808&amp;sdata=3nr%2B1iwJkX%2FK6%2BVlrc4iMtXfiDrzwDJNFY6GywQapDc%3D&amp;reserved=0
> 
> 
> On Fri, Apr 5, 2019 at 11:28 AM thewestyman <zolo@foxinternet.net> wrote:
> 
> Using 20/50 oil and Mann oil filter.
> 
> *From:* Dan N
> *Sent:* Friday, April 05, 2019 9:50 AM
> *To:* thewestyman
> *Cc:* Vanagon Mailing List
> *Subject:* Re: 2000 rpm buzzer of oil pressure
> 
> what oil grade and brand of oil filter do you use?
> 
>