I will only reply to phone calls, no texts or emails:
1957 Chevy "numbers correct" 283 engine. Serial Number F05 I3MX ,
This engine was running when replaced with a 350.
The engine has been stored inside and does turn, however, I believe
some valves may be stuck due to time: I don't believe this engine has
many miles or has ever been opened. $500 cash for the engine