348-409 Chevrolet Engine Block Casting Numbers
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To view more information or to decode a particular 348 or 409 block number, select it from the drop down menu and click the search button:
If you would like to view all the block numbers in the database, click here or use the Super Search if your looking for something specific. (an example might be; If you wanted to see all the blocks with a 4.125 bore, type 4.125 into the Super Search box below. Only blocks with that bore size will be shown)