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gm big block
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Author:  69L78 [ Thu Aug 01, 2013 4:55 pm ]
Post subject:  gm big block

Is a 512 casting block (427-454) allowed to replace a 272 casting block (396) in stock appearing? I'm assuming it's okay since block casting #'s don't have to be correct.

:dragster

Author:  RalphsRapidTransit [ Thu Aug 01, 2013 5:19 pm ]
Post subject:  Re: gm big block

69L78 wrote:
Is a 512 casting block (427-454) allowed to replace a 272 casting block (396) in stock appearing? I'm assuming it's okay since block casting #'s don't have to be correct.

:dragster


Correct as long as block deck, cam location Etc are all the same as the 272 casting block you are OK.

Author:  69L78 [ Fri Aug 02, 2013 12:31 am ]
Post subject:  Re: gm big block

:aok Thanks.

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