The first shot you see of Cyclopter in Mariner Bay is new footage.
Once you see a close-up shot of Red Ranger's holster as he grabs his Blaster, it's the start of Sentai footage.
This shot of Cyclopter is new footage
Once it cuts to the Green Ranger, it's back to Sentai footage.
Once you see Sensei, that's the start of new footage.
This shot of Cyclopter is back to Sentai footage.
Once it cuts back to Sensei, that means it's back to new footage again but I shouldn't have to tell you that.
These Cyclopter shots   are back to Sentai footage but once you see Sensei's hand, that's back to new footage.
This shot of Cyclopter is back to Sentai footage.
After Cyclopter leaves, there's an up close shot of Sensei which is the start of new footage.
Here's new footage of Batlings and Cyclopter
Here's new footage of Batlings, Loki and Cyclopter
Here's another new shot of Cyclopter
After Chad and Kelsey's talk in the Aquabase, Chad leaves and then it cuts to a scene with a boulder near the top, the boulder scene is the start of Sentai footage.
The shot of Cyclopter being in a blue then red then blue cyclone is Sentai footage.
After Cyclopter breaks the boulder, once you see Sensei again, that's the start of new footage once again.
After Cyclopter attacks Sensei, it eventually cuts to commercial. Once it returns from commercial, it returns to Sentai footage.
You should know by now that the Lightspeed Cycles (excluding Red's) are American-made so that's the start of new footage.
Here's a shot of Cyclopter with his Staff
Here's new footage of Cyclopter being in the process of blowing up while the Blue Ranger watches as Cyclopter blows up
Once it cuts to Loki in the Skull Cavern, it's back to Sentai footage.
After the Growth Card revives Cyclopter and enlarges him, it cuts to a new shot of the 5 Rangers on the ground with the Blue Ranger holding his V-Lancer. The Blue Ranger calling for the Omega Megazord is new footage.

Sentai info comes from GoGoV Episode 36