Here's Porto, Elgar, Divatox, Rygog and Piranhatrons.
The footage of the spaceship is new footage.
Here's Elgar, Divatox, Rygog and the Blue Senturion.
Here's new footage of the Blue Senturion.
Here's a shot of the Blue Senturion's Millenium Message playing which only shows Queen Machina, King Mondo, Lord Zedd, Rita and Divatox.
As soon as you see the Blue Senturion on his Cycle, that's when his Sentai footage begins.
This shot of the Blue Senturtion is when the new footage begins.
As soon as the other 4 Rangers appear, it's still new footage. Here's new footage of Blue and Yellow Rangers in the same shot as the Blue Senturion.
As soon as you see this shot, it goes back to Sentai footage however this particular shot is actually from Car 13.
Here's new footage of Terror Tooth.
Here's Terror Tooth, Porto and Divatox.
Here's Porto, Terror Tooth and Divatox.
As soon as Terror Tooth appears on Earth, it's the start of new footage which includes this shot. however once you see this shot of the Red Ranger and Blue Senturion, it's back to Sentai footage.
This shot of the Red Ranger is when the new footage starts up again.
In Carranger, the Ranger also used the "Turbo RAM Cannon" in order to defeat Terror Tooth however the footage of them even using the Turbo RAM was deleted.
Here's new footage of Blue Senturion and Red Ranger. You can see the Synergize in Blade Mode in this shot.
Footage of Terror Tooth that Divatox sees through her Periscope is new footage.
After the Torpedoes are fired, there's a following shot of Terror Tooth and that following shot of Terror Tooth is when the Sentai footage starts back up again.
The following shot of the Blue Senturion (by his Senturion Cycle) is Sentai footage but it's taken from Car 12.
The shot of Giant Terror Tooth in the same shot as the Blue Senturion is also Sentai footage which is taken from Car 12.
This shot of the Rangers is when the new footage begins again however all shots of Giant Terror Tooth is Sentai footage.
This shot of the Red and Yellow Rangers is when the new footage begins again.
The shot of the Rangers calling for Turbo Megazord power is new footage.
All of the Giant footage between Terror Tooth and the Turbo Megazord is Sentai footage.
This shot of Terror Tooth is when the new footage begins.
Here's new footage of the Rangers and the Blue Senturion.
All footage of Giant Terror Tooth (with the spikes sticking out) is Sentai footage, this is when the Sentai footage starts back up again..
In the Sentai footage, when Robo Racer Car Mode's attack hits Giant Terror Tooth and interrupts him, in this Power Rangers episode, they used the same shot however they added laser effects to it.
All footage between Terror Tooth and Robo Racer is Sentai footage.
This shot is when the new footage begins again.

Sentai footage comes from Car 12 and 13