Not sure if this has been posted before, I don’t believe I’ve seen it .......scroll to the bottom for the video, or you can read it
https://oldcarmemories.com/1961-1965-chevrolet-409-v8-ultimate-budget-high-performance-v8/
https://oldcarmemories.com/1961-1965-chevrolet-409-v8-ultimate-budget-high-performance-v8/