[DeTomaso] Magnaflux cracks - now what?

Jeff Detrich jjdetrich at gmail.com
Wed Nov 9 10:01:02 EST 2016


Okay, here's a dumb question but it might help me learn a thing or two. Why
couldn't you heat up(red hot) that area of the block and then TIG weld it
and retap the threads?

Jeff
6559

On Tue, Nov 8, 2016 at 4:18 PM, Julian Kift <julian_kift at hotmail.com> wrote:

>    Aren't there folks manufacturing supposedly bulletproof aftermarket
>    Cleveland blocks now? Why are we having this discussion?
>
>    Julian
>      __________________________________________________________________
>
>    From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf of
>    Larry Finch via DeTomaso <detomaso at server.detomasolist.com>
>    Sent: Tuesday, November 8, 2016 1:47 PM
>    To: Email List Address For Posting
>    Subject: Re: [DeTomaso] Magnaflux cracks - now what?
>
>    I have not seen the block in person.
>    Here is a close-up photo provided by the shop.
>    [cid:f1102012-95ff-42e4-a9d4-a67fdd869500 at namprd18.prod.outlook.com]
>    Sent from me using a magic, handheld electronic gizmo.
>    > On Nov 8, 2016, at 1:26 PM, Larry Weston <lplugw at hotmail.com> wrote:
>    >
>    > Just curious, now that you know where to look, are the cracks
>    visible?
>    >
>    >
>    > Sent from my iPhone
>    >
>    >> On Nov 8, 2016, at 4:12 PM, Asa Jay Laughton <asajay at asajay.com>
>    wrote:
>    >>
>    >>  My opinion....  new block.
>    >>  Those head bolts go into the water jacket as I recall but that's
>    not
>    >>  the real problem here.  Those are HEAD BOLTS.  So picture this.
>    The
>    >>  cracks grow under stress and eventually break a piece free.  Now
>    the
>    >>  head bolt no longer has sufficient clamping force to the block and
>    more
>    >>  problems will ensue.
>    >>  Just me thinking out loud.
>    >>  Asa
>    >>  Sent using Jedi Mind Tricks
>    >>
>    >>  Larry Finch via DeTomaso <detomaso at server.detomasolist.com> wrote:
>    >>  All,
>    >>  Magnaflux testing of my original block has shown a total of five
>    cracks
>    >>  (LH/RH) out of six possible, as shown in the photo below. Cracks
>    are
>    >>  within the marked white lines.
>    >>  Cracks are from the water jacket to the head bolt threads. No
>    cracks
>    >>  running into cylinders.
>    >>  I had taken note that some of the head bolts showed traces of
>    coolant
>    >>  on them when removed, but no signs of any rust on any of them.
>    >>  Planned engine build is 383 or 408 hydraulic roller stroker using
>    Scott
>    >>  Cook heads and intake with carburetor.
>    >>  Do those cracks mean the original block is now history?
>    >>  In 15 years of ownership I have never heard of Cleveland's
>    exhibiting
>    >>  cracks in this manner.
>    >>  Seeking the Family's wisdom and advice.
>    >>  Thanks,
>    >>  Larry
>    >>  Sent from me using a magic, handheld electronic gizmo.
>    >>  _______________________________________________
>    >>  Detomaso Email List is not managed by POCA
>    >>  Posted emails must not exceed 1.5 Megabytes
>    >>  DeTomaso mailing list
>    >>  DeTomaso at server.detomasolist.com
>    >>  [1]http://server.detomasolist.com/mailman/listinfo/detomaso
>
>    [2]DeTomaso Info Page
>    server.detomasolist.com
>    This is the DeTomaso mailing list, a free and open forum for the
>    discussion of issues surrounding all DeTomaso automobiles. This is an
>    unmoderated mailing list ...
>
>    >>  To manage your subscription (change email address, unsubscribe,
>    etc.)
>    >>  use the links above.
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>    >>  message posted here to all past, current, or future members of the
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>    >>  or approve the archiving of list messages.
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>    >>
>    >>
>    >> Detomaso Email List is not managed by POCA
>    >> Posted emails must not exceed 1.5 Megabytes
>    >> DeTomaso mailing list
>    >> DeTomaso at server.detomasolist.com
>    >> [3]http://server.detomasolist.com/mailman/listinfo/detomaso
>
>    [4]DeTomaso Info Page
>    server.detomasolist.com
>    This is the DeTomaso mailing list, a free and open forum for the
>    discussion of issues surrounding all DeTomaso automobiles. This is an
>    unmoderated mailing list ...
>
>    >>
>    >> To manage your subscription (change email address, unsubscribe,
>    etc.) use the links above.
>    >>
>    >> Members who post to this list grant license to the list to forward
>    any message posted here to all past, current, or future members of the
>    list. They also grant the list owner permission to maintain an archive
>    or approve the archiving of list messages.
>    _______________________________________________
>    Detomaso Email List is not managed by POCA
>    Posted emails must not exceed 1.5 Megabytes
>    DeTomaso mailing list
>    DeTomaso at server.detomasolist.com
>    [5]http://server.detomasolist.com/mailman/listinfo/detomaso
>
>    [6]DeTomaso Info Page
>    server.detomasolist.com
>    This is the DeTomaso mailing list, a free and open forum for the
>    discussion of issues surrounding all DeTomaso automobiles. This is an
>    unmoderated mailing list ...
>
>    To manage your subscription (change email address, unsubscribe, etc.)
>    use the links above.
>    Members who post to this list grant license to the list to forward any
>    message posted here to all past, current, or future members of the
>    list. They also grant the list owner permission to maintain an archive
>    or approve the archiving of list messages.
>
> References
>
>    1. http://server.detomasolist.com/mailman/listinfo/detomaso
>    2. http://server.detomasolist.com/mailman/listinfo/detomaso
>    3. http://server.detomasolist.com/mailman/listinfo/detomaso
>    4. http://server.detomasolist.com/mailman/listinfo/detomaso
>    5. http://server.detomasolist.com/mailman/listinfo/detomaso
>    6. http://server.detomasolist.com/mailman/listinfo/detomaso
>
> _______________________________________________
>
>
> Detomaso Email List is not managed by POCA
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>
> To manage your subscription (change email address, unsubscribe, etc.) use
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> the archiving of list messages.
>
-------------- next part --------------
   Okay, here's a dumb question but it might help me learn a thing or two.
   Why couldn't you heat up(red hot) that area of the block and then TIG
   weld it and retap the threads?
   Jeff
   6559

   On Tue, Nov 8, 2016 at 4:18 PM, Julian Kift
   <[1]julian_kift at hotmail.com> wrote:

     A  A Aren't there folks manufacturing supposedly bulletproof
     aftermarket
     A  A Cleveland blocks now? Why are we having this discussion?
     A  A Julian
     A  A  A ____________________________________________________________
     ______
     A  A From: DeTomaso <[2]detomaso-bounces at server.detomasolist.com> on
     behalf of
     A  A Larry Finch via DeTomaso <[3]detomaso at server.detomasolist.com>
     A  A Sent: Tuesday, November 8, 2016 1:47 PM
     A  A To: Email List Address For Posting
     A  A Subject: Re: [DeTomaso] Magnaflux cracks - now what?
     A  A I have not seen the block in person.
     A  A Here is a close-up photo provided by the shop.
     A  A [[4]cid:f1102012-95ff-42e4-a9d4-a67fdd869500 at namprd18.prod.
     outlook.com]
     A  A Sent from me using a magic, handheld electronic gizmo.
     A  A > On Nov 8, 2016, at 1:26 PM, Larry Weston
     <[5]lplugw at hotmail.com> wrote:
     A  A >

   A  A > Just curious, now that you know where to look, are the cracks
   A  A visible?
   A  A >
   A  A >
   A  A > Sent from my iPhone
   A  A >
   A  A >> On Nov 8, 2016, at 4:12 PM, Asa Jay Laughton
   <[6]asajay at asajay.com>
   A  A wrote:
   A  A >>
   A  A >>A  My opinion....A  new block.
   A  A >>A  Those head bolts go into the water jacket as I recall but
   that's
   A  A not
   A  A >>A  the real problem here.A  Those are HEAD BOLTS.A  So picture
   this.
   A  A The
   A  A >>A  cracks grow under stress and eventually break a piece free.A
   Now
   A  A the
   A  A >>A  head bolt no longer has sufficient clamping force to the
   block and
   A  A more
   A  A >>A  problems will ensue.
   A  A >>A  Just me thinking out loud.
   A  A >>A  Asa
   A  A >>A  Sent using Jedi Mind Tricks
   A  A >>
   A  A >>A  Larry Finch via DeTomaso <[7]detomaso at server.detomasolist.
   com> wrote:
   A  A >>A  All,
   A  A >>A  Magnaflux testing of my original block has shown a total of
   five
   A  A cracks
   A  A >>A  (LH/RH) out of six possible, as shown in the photo below.
   Cracks
   A  A are
   A  A >>A  within the marked white lines.
   A  A >>A  Cracks are from the water jacket to the head bolt threads. No
   A  A cracks
   A  A >>A  running into cylinders.
   A  A >>A  I had taken note that some of the head bolts showed traces of
   A  A coolant
   A  A >>A  on them when removed, but no signs of any rust on any of
   them.
   A  A >>A  Planned engine build is 383 or 408 hydraulic roller stroker
   using
   A  A Scott
   A  A >>A  Cook heads and intake with carburetor.
   A  A >>A  Do those cracks mean the original block is now history?
   A  A >>A  In 15 years of ownership I have never heard of Cleveland's
   A  A exhibiting
   A  A >>A  cracks in this manner.
   A  A >>A  Seeking the Family's wisdom and advice.
   A  A >>A  Thanks,
   A  A >>A  Larry
   A  A >>A  Sent from me using a magic, handheld electronic gizmo.
   A  A >>A  _______________________________________________
   A  A >>A  Detomaso Email List is not managed by POCA
   A  A >>A  Posted emails must not exceed 1.5 Megabytes
   A  A >>A  DeTomaso mailing list
   A  A >>A  [8]DeTomaso at server.detomasolist.com

     A  A >>A  [1][9]http://server.detomasolist.
     com/mailman/listinfo/detomaso
     A  A [2]DeTomaso Info Page
     A  A [10]server.detomasolist.com
     A  A This is the DeTomaso mailing list, a free and open forum for
     the
     A  A discussion of issues surrounding all DeTomaso automobiles. This
     is an
     A  A unmoderated mailing list ...
     A  A >>A  To manage your subscription (change email address,
     unsubscribe,
     A  A etc.)
     A  A >>A  use the links above.
     A  A >>A  Members who post to this list grant license to the list to
     forward
     A  A any
     A  A >>A  message posted here to all past, current, or future
     members of the
     A  A >>A  list. They also grant the list owner permission to
     maintain an
     A  A archive
     A  A >>A  or approve the archiving of list messages.
     A  A >> _______________________________________________
     A  A >>
     A  A >>
     A  A >> Detomaso Email List is not managed by POCA
     A  A >> Posted emails must not exceed 1.5 Megabytes
     A  A >> DeTomaso mailing list
     A  A >> [11]DeTomaso at server.detomasolist.com
     A  A >> [3][12]http://server.detomasolist.
     com/mailman/listinfo/detomaso
     A  A [4]DeTomaso Info Page
     A  A [13]server.detomasolist.com
     A  A This is the DeTomaso mailing list, a free and open forum for
     the
     A  A discussion of issues surrounding all DeTomaso automobiles. This
     is an
     A  A unmoderated mailing list ...
     A  A >>
     A  A >> To manage your subscription (change email address,
     unsubscribe,
     A  A etc.) use the links above.
     A  A >>
     A  A >> Members who post to this list grant license to the list to
     forward
     A  A any message posted here to all past, current, or future members
     of the
     A  A list. They also grant the list owner permission to maintain an
     archive
     A  A or approve the archiving of list messages.
     A  A _______________________________________________
     A  A Detomaso Email List is not managed by POCA
     A  A Posted emails must not exceed 1.5 Megabytes
     A  A DeTomaso mailing list
     A  A [14]DeTomaso at server.detomasolist.com
     A  A [5][15]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A [6]DeTomaso Info Page
     A  A [16]server.detomasolist.com
     A  A This is the DeTomaso mailing list, a free and open forum for
     the
     A  A discussion of issues surrounding all DeTomaso automobiles. This
     is an
     A  A unmoderated mailing list ...
     A  A To manage your subscription (change email address, unsubscribe,
     etc.)
     A  A use the links above.
     A  A Members who post to this list grant license to the list to
     forward any
     A  A message posted here to all past, current, or future members of
     the
     A  A list. They also grant the list owner permission to maintain an
     archive
     A  A or approve the archiving of list messages.
     References
     A  A 1. [17]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 2. [18]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 3. [19]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 4. [20]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 5. [21]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 6. [22]http://server.detomasolist.com/mailman/listinfo/detomaso
     _______________________________________________
     Detomaso Email List is not managed by POCA
     Posted emails must not exceed 1.5 Megabytes
     DeTomaso mailing list
     [23]DeTomaso at server.detomasolist.com
     [24]http://server.detomasolist.com/mailman/listinfo/detomaso
     To manage your subscription (change email address, unsubscribe,
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     Members who post to this list grant license to the list to forward
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References

   1. mailto:julian_kift at hotmail.com
   2. mailto:detomaso-bounces at server.detomasolist.com
   3. mailto:detomaso at server.detomasolist.com
   4. mailto:cid%3Af1102012-95ff-42e4-a9d4-a67fdd869500 at namprd18.prod.outlook.com
   5. mailto:lplugw at hotmail.com
   6. mailto:asajay at asajay.com
   7. mailto:detomaso at server.detomasolist.com
   8. mailto:DeTomaso at server.detomasolist.com
   9. http://server.detomasolist.com/mailman/listinfo/detomaso
  10. http://server.detomasolist.com/
  11. mailto:DeTomaso at server.detomasolist.com
  12. http://server.detomasolist.com/mailman/listinfo/detomaso
  13. http://server.detomasolist.com/
  14. mailto:DeTomaso at server.detomasolist.com
  15. http://server.detomasolist.com/mailman/listinfo/detomaso
  16. http://server.detomasolist.com/
  17. http://server.detomasolist.com/mailman/listinfo/detomaso
  18. http://server.detomasolist.com/mailman/listinfo/detomaso
  19. http://server.detomasolist.com/mailman/listinfo/detomaso
  20. http://server.detomasolist.com/mailman/listinfo/detomaso
  21. http://server.detomasolist.com/mailman/listinfo/detomaso
  22. http://server.detomasolist.com/mailman/listinfo/detomaso
  23. mailto:DeTomaso at server.detomasolist.com
  24. http://server.detomasolist.com/mailman/listinfo/detomaso


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