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Old 10-22-2007, 09:13 PM   #1
Richard Dobson
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396 Head I.D.

396 Heads with #3931063, PASS, L48 cast onto them. What kind of information could you give me from this information? Valve size etc.
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Old 10-22-2007, 09:51 PM   #2
67_C-30
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Re: 396 Head I.D.

3931063....68-69...oval..CLOSED..396, 427, 101cc chamber

2.07" int, 1.72" exh
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Old 10-25-2007, 10:12 AM   #3
Richard Dobson
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Re: 396 Head I.D.

Thanks 67 C30. Are they the small oval port or large? With the "Pass" cast onto them that means "passenger car" right? So that means they have the big oval ports instead of the peanut oval ports on truck engines correct? I need to go to "Barnes & Noble" to find a Big Block reference book, what is a good one? I will limit myself to a half dozen questions.
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