It is an excellent GM block.
350 and a 327
3970010 is a 327 in the years from 1967-1969 and 350 from 1976-1979
1977
3970010 can be a 350 two or four bolt block.
This does not appear to be a question.
It's probably a 1972 350.
That block was used to build 302's, 327's, and 350's from 69-80.
The 010 block was the most common 350 block. It can also be used to make a 302 or 327.
Couldn't find that number on Mortec, however 3970010 is a 350.
casting number 3970010 is a 350 block from 1969 - 1979 but in 1969 302 and 327 have the same casting # and im not to sure about the other #
yes. that is one of several blocks used for the 302.
The code "GM 37 3970010" likely refers to a specific part or casting number associated with a General Motors engine block, particularly from the year 1937. The "GM" indicates the manufacturer, while "37" specifies the model year. The number "3970010" is a casting number that identifies the block's design, specifications, and compatibility with certain GM vehicles. This number can be used to find more information about the block's history and applications in GM cars or trucks.