Not sure if the info provided is accurate. Try this website: http://www.nastyz28.com/chevy-engine-code-stampings.php
i called the Chevy dealership and they told me the year
That block was used from 1968 through1985.
April 27, 1965.
Go here: http://www.cehighperformance.com/c_truck_block_codes.htm
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 #
350 hp Chevy engine small block made in Canada!
To determine the year of a Chevy 350 block with the number 0054727, you would typically need to reference the engine's casting number and any associated date codes. Chevy 350 engines were produced from 1967 to 2002, and the specific number you provided may not directly indicate the year without additional context. It’s best to consult a detailed Chevy engine casting number guide or database to find the exact year based on the complete casting information.
you need the date code on the side of the block it will be a series of numbers and letters first its the month, then day, then year
The Chevy engine with casting number GM 8970024 is typically associated with the 1975 model year. This casting number indicates it was part of the small-block V8 engines produced during that time. Always verify with additional identification methods, as engine casting can sometimes overlap between years.
Hey mate what is your 7 digit casting number??????????????
The back of the block will have a series of letters and numbers cast into it. That is what determines the date.
Find a book on casting numbers for chevys it will give you the year of the block the heads & the manifolds.