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casting on a big block

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Old Mar 31, 2005 | 08:52 AM
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From: collingswood nj
Default casting on a big block

I have a 76 that some one else put a big block 454 in not sure where the engine came from i got the casting numbers of the back of the block can someone tell from these numbers 3999289 sideways P GM T14 F2873 would like to know where this big block came from
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Old Mar 31, 2005 | 09:40 AM
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can anyone tell me where to get this info
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Old Mar 31, 2005 | 09:43 AM
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That is a 72-79 block, could be 2 or 4 bolt main.
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Old Mar 31, 2005 | 09:45 AM
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can you tell what it came out of what the horsepower rating was
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Old Mar 31, 2005 | 09:51 AM
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If it's there; you'd get more specific feedback if you'd post the information stamped into the pad at the front of the block where the passenger side head meets the block.
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Old Mar 31, 2005 | 09:53 AM
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F2873 is the casting date is June 28 1973. Post the numbers on the right hand front of the block at the head to see what it was installed in.
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