[Fot] Different Tr3/4 sleeve design

John Styduhar johnstydo at gmail.com
Sun Mar 6 07:41:49 MST 2016


Hi Mordy, I like your design and the amount of material you have at the top
of the liner in case you want to shorten the liners. I wonder if the wire
groove would be interfered with after you cut the intake valve relief in
the top of the liner.  What sizes are you going to make?

On Sat, Mar 5, 2016 at 4:34 PM, Mordy Dunst <gasket.works at gte.net> wrote:

> I've been thinking about the tr tractor motor sleeve/liner for a while
> -especially after a liner  cracked during a race.
> Went to the drawing board (autcad) and put some of my thoughts in a
> digital cad  format.
> The owner of  LA sleeve cleaned up my drawing a bit and I am glad to see
> that the project is completed.
>
> Some comments - some surprising.
> 1) each liner is about 200 gm lighter than stock. The liner is shortened
> to be the same   Dimension as the depth of the pocket in the block.
> 2) it is substantially stiffer than stock and holds machining tolerances
> much better.
> 3) the .040" groove is .035" deep to accept a .040" wire. (Square wire or
> round)
> 4) the wire groove on the surface may not need a wire -as the edges on
> either side  in the groove impart an increased unit surface pressure on the
> gasket.  The gasket will dimple into this recess and lock.
> 5) there is only a single flat on opposing liners.  My understanding of
> having multiple flats was to rotate and hone the liners during
> engine/tractor rebuilds.
> 6) cooling efficiency not tested.
>
>
> MDunst
> Headgasket.com <http://headgasket.com>
> 626.358.1616 T
> 626.628.3777 F
> Triple R Munitions, Inc
> 626.201.9471 T
> FFL 6,7 SOT 2
>
>
>
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