I have a engine block 397001

Asked by Jul 06, 2016 at 06:38 PM

Question type: General

I am  trying  to  figure  out  exactly what I've  got .
It has #893342 on crank, the main  bearing  # is
3951, it has JBO21673 on it also, w/ H 10 n
420 stamped back block.

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http://outintheshop.com/faq/casting/castings2.html

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