Anycubic Kobra Go - Bimetal Heatbreak

Can you swap to a bimetal heatbreak for the Anycubic Kobra Go? Can you also add in a harden steel nozzle? What about an all metal hotend? Well here are my attempts to make this happen….
Keep Current Heatsink + BiMetal (Not Recommended):
www.amazon.com...
- Retraction - 9mm
- Retraction Speed - 45mm
- Print Temp - 10c or 15c less than normal
If you want to swap to a V5 Hotend:
www.aliexpress...
- Recompile Marlin with Min Z Stop from -10 to 0
- Retraction - 3.4mm
- Retraction Speed - 55mm
- Print Temp - 10c or 15c less than normal
If you want to try an Ender 3 heatsink + BiMetal:
www.amazon.com... (Only use the heatsink, nothing else)
www.amazon.com...
- Retraction - 2.5 - 4mm
- Retraction Speed - 50mm
- Print Temp - 10c or 15c less than normal
Anycubic Kobra Go Fan Duct File:
www.thingivers...