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.
It's probably a 1972 350.
This does not appear to be a question.
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 #
The casting number 3970010 is associated with a Chevrolet small-block V8 engine block that was produced primarily during the years 1969 to 1979. This block was commonly found in various Chevrolet models, including the Camaro and Corvette. It is notable for its compatibility with both performance and standard applications.
yes. that is one of several blocks used for the 302.