Amici...
And...perhaps what is being missed here is Mordy?s ability to provide exactly
what is needed.
He sure addressed our needs down through the years
Bill Dentinget
Sent from my iPhone
> On Oct 25, 2017, at 11:08 AM, John Styduhar via Fot <fot at autox.team.net>
> wrote:
>
> ?Like some of you, I have had to buy multiple thicknesses of the liner seals
> from Mordy to get the desired protrusion for each cylinder, since we are
> talking about the thickness of a human hair. ?
>
>
>> On Wed, Oct 25, 2017 at 10:20 AM, Mordy Dunst via Fot <fot at
>> autox.team.net> wrote:
>> Tr4 cylinder sleeves/liners compress no less than .001?at 100 ftlbs
>> clamping. Some may compress more than others. Solid copper gasket
>> installation requires attention to details.
>>
>> MDunst Headgasket.com 626.358.1616
>> Fax 626.628.3777
>> Triple R Munitions, Inc 626.201.9471
>> T FFL 6,7 SOT 2
>>
>> On Wednesday, October 25, 2017, van.mulders.marcel--- via Fot <fot at
>> autox.team.net> wrote:
>>
>>
>> ..."copper fire ring is a must" : John, do you mean on the steel shim
>> gasket, or also on the solid copper gasket? I wonder if a fire ring on the
>> solid copper gasket is necessary when the sleeves are protruding above the
>> block?
>> Marcel.
>> Van: "fot" <fot at autox.team.net>
>> Aan: "Mordy Dunst" <gasket.works at verizon.net>
>> Cc: "fot" <fot at autox.team.net>
>> Verzonden: Dinsdag 24 oktober 2017 15:21:35
>> Onderwerp: Re: [Fot] [TR] TR4A head gasket, 87 mm cylinders
>>
>> ?When I order my solid copper head gasket from Mordy, I ask that the
>> scallop? be made on the intake valve only. There's no reason to scallop
>> around the exhaust valve and reduce the sealing surface. There's always an
>> amount of fine tuning of the head gasket to match the scallop on the head
>> and liners based on your milling. Never used a steel shim gasket- too thin.
>> Copper fire ring is a must.
>>
>>
>> On Sat, Oct 21, 2017 at 10:51 AM, Mordy Dunst via Fot <fot at
>> autox.team.net> wrote:
>> The .032? copper headgaskets I supply to moss motors are pre- scalloped for
>> valve relief on head. Hondabond or yammabond ( pain in the butt) seals.
>>
>> Best
>> Mordy
>>
>>
>> MDunst Headgasket.com 626.358.1616
>> Fax 626.628.3777
>> Triple R Munitions, Inc 626.201.9471
>> T FFL 6,7 SOT 2
>>
>> On Friday, October 20, 2017, Joe Boruch via Fot <fot at autox.team.net>
>> wrote:
>>
>> This has been an issue for years, and it has delayed me putting my TR3
>> engine back together. I have used a steel shim gasket for years with
>> success, but it takes me 5 or so hours to put the gasket together, after
>> grinding to properly fit the bores and then fitting the copper wire in the
>> fire rings, then coating it with copper coat or Yamabond.
>>
>> It would be great to have a Cometic MLS gasket to just install and be done.
>> I spoke to Cometic about this some years ago and they wanted me to buy a
>> large quantity (50 or 100, I forget) to justify the development costs. I
>> spoke with a couple of our TR part sellers, but since they had invested in
>> tooling for steel shim gaskets (or others), they were not interested in
>> pursuing this for their businesses. The current Cometic gaskets do not
>> account for the unshrouded intake valve.
>>
>> On a semi-related note, has anyone considered or tried having cylinder
>> sleeves pressed into a block to eliminate the "wet" sleeves with the figure
>> 8 gaskets at the bottom of the sleeve? I am now racing a Honda S2000 and
>> with my recent engine build I had Darton steel sleeves pressed in to
>> eliminate the damaged aluminum bores (also 87mm bore). There are Darton wet
>> sleeves that completely eliminate the aluminum bores and dry sleeves that
>> are pressed into bored out aluminum bores. I was thinking that the Darton
>> wet sleeves could maybe work in the TR3/4 block. If sleeves are pressed in,
>> the tops can be decked level with the block and eliminate the need to have
>> the sleeves protrude above the block deck. Joe(B)
>>
>>
>> ---------- Original Message ----------
>> From: patrickmannion1 via Fot <fot at autox.team.net>
>> To: Jerry Van Vlack <jerryvv at roadrunner.com>, asg123 at centurylink.net,
>> triumphs at autox.team.net
>> Cc: 'Friends of Triumph' <fot at autox.team.net>
>> Subject: Re: [Fot] [TR] TR4A head gasket, 87 mm cylinders
>> Date: Wed, 20 Sep 2017 18:18:13 -0700
>>
>> Hi Jerry, I'm about to use Moss Motors supplied 89mm liners. For years we've
>> used standard liners, milled the head for 10:1 and higher street use.
>> Carefully removing the lip on the head around the intake valve and notching
>> and indexing each liner to match material removed from the cylinder head
>> shrouding. Using 89mm liners (bigger bore) you will remove less material
>> from the head to raise compression. If liner projection is correct we've
>> used the steel shim head gasket BPNW have the correct gasket, be
>> conservative in removing material. The heagasket also needs to be trimmed to
>> compensate for material removed from the liner/intake port shroudind on the
>> head. In modifying the head gasket you do not want it to "hang into" the
>> combustion chamber or you will get detionation and gasket damage. Finally
>> carefully use contact cement and glue a single strand of .012" Copper wire
>> into the groove that is around the circumference of each cylinder of the
>> gasket. I think I have pictures or can take some this weekend. We've done
>> this for many years on lots of TR and Morgan race engines and have had great
>> success and no failures.
>>
>>
>>
>>
>>
>>
>> t
>>
>>
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>>
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