[DeTomaso] My Engine Died at the Fun Rally This Year

[dave londry]

Do you think the crack was from a casting fault Mike?

dave

On 27/05/2013 6:49 AM, Michael Becker wrote:
> As suspected by a few listers, the cause of the damage was a valve seat.
> The #8 exhaust valve seat was completely pulverized into tiny little pieces,
> like those visible lodged into the top of the #8 piston.  The cause of the
> valve seat dropping was a large crack in the head dead center between the
> exhaust and intake seats.  It must have released enough pressure to allow
> the exhaust seat to drop, but the intake seat stayed tight.  The head was
> too badly hammered, so its scrap, but I have already sourced a replacement
> closed chamber head and my other head is fine.
> Mike
>
>
> -----Original Message-----
> From: detomaso-bounces at poca.com [mailto:detomaso-bounces at poca.com] On Behalf
> Of Michael Becker
> Sent: Sunday, May 19, 2013 10:38 PM
> To: detomaso at poca.com
> Subject: [DeTomaso] My Engine Died at the Fun Rally This Year
>
>
> Gang,
> Some of you may have heard that my engine met its end at the Fun Rally this
> year.  We pulled the engine and did a post mortem on it this weekend.  Did
> anybody lose any debris?  Because I think my engine may have found it!  Here
> are some pictures of the gory details:
>
> http://www.sandiegopanteras.com/Gall2013/g13mjbengine.htm
>
> Mike
>
>
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