8 frames on first stage
4 frames on second stage
44 frames on last stage
Found a new trick in the last stage where when you're in snake form you can get a higher bounce off an enemy if you fall downwards before you hit the enemy and press A right before you land on it. It doesn't work if you hit an enemy while you are moving upwards.
#58900319534583600 - If 2 Frame Improvement = Bypass Anti TAS Measures