These shots   are the start of Sentai footage.
Here's new footage of Porto with the Pin
This shot is the start of Sentai footage.
This shot is back to new footage.
This shot is back to Sentai footage.
These shots   are back to new footage.
These shots   are back to Sentai footage.
This shot is back to new footage.
Once you see a close-up of Terrorzord's face then it's back to Sentai footage.
Once you see Elgar in the cockpit, it then cuts to this shot of the Blue Senturion which is another start of new footage.
Here's new footage of the Blue Senturion blowing his Whistle
Once the Robo Racer appears then it's back to Sentai footage.
All Giant footage is Sentai footage.

Sentai footage comes from Car 37