[Land-speed] Copper head gaskets

Neil Albaugh neil at dbelltech.com
Mon Jan 18 18:22:01 MST 2010


Mayf;

The key to success is getting the right type of Cometic gasket; there is a 
bewildering array of materials, finishes, and designs-- some even have gas- 
filled embossed rings. Of course the surface finish and flatness of your 
block & heads is critical to sealing.

Regards, Neil  Tucson, AZ

--------------------------------------------------
From: "drmayf" <drmayf at mayfco.com>
Sent: Monday, January 18, 2010 5:54 PM
To: "Neil Albaugh" <neil at dbelltech.com>
Cc: "Chris R Harris" <yesford at clear.net.nz>; "desotoman @dslextreme.com" 
<desotoman at dslextreme.com>; <Land-speed at autox.team.net>; 
<joyseydevil at comcast.net>; <jdincau at qnet.com>
Subject: Re: [Land-speed] Copper head gaskets

> Hey, Neil, can you use a set of them from my sunbeam motor? I used them up 
> to 18 pis boost and they started to leak between cylinders... torque was 
> 110 on long  head studs and 100 on short ones... So far no leaks on the 
> SCE ICS Titans which ar eon their first reuse...
>
> mayf
> Neil Albaugh wrote:
>
>> Chris, Tom;
>>
>> For years Cometic has developed gaskets for high performance aerospace 
>> applications; I'd trust them to know what they're doing.
>>
>> Regards, Neil  Tucson, AZ
>>
>> --------------------------------------------------
>> From: "Chris R Harris" <yesford at clear.net.nz>
>> Sent: Monday, January 18, 2010 3:46 PM
>> To: "desotoman @dslextreme.com" <desotoman at dslextreme.com>; 
>> <Land-speed at autox.team.net>; <joyseydevil at comcast.net>; 
>> <jdincau at qnet.com>
>> Subject: Re: [Land-speed] Copper head gaskets
>>
>>> Tom,  Don't know about ICS copper gaskets but just tried a similar pair 
>>> of Titan brand copper gaskets with all the usual
>>> plastic embossing round the various water holes etc.  Block decks and 
>>> head surfaces all perfectly machined but once
>>> engine was filled with water it dribbled out every where despite 100 
>>> ft - lbs torque.  Very disappointing.  Switched to
>>> Cometic gaskets, worked perfectly.  (super charged engine).
>>> Speaking to others later, none in favour of copper gaskets, strikely 
>>> 60's technology considering what's available in
>>> head gaskets today.
>>> Chris Harris.......N.Z.ed.
>>> _______________________________________________
>>
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