you might want to ID your engine

Here are locations for codes on 2 different generations of stovebolt engines.

Post the head and block casting codes and the head and block date casting codes and the engine serial number.

http://www.1954advance-design.com/Web%20images/casting-code-photos/low-press-codes-ser-nums.html
http://www.1954advance-design.com/Web%20images/casting-code-photos/codes-ser-nums.html