Throwing pulley/alternator belt

You could remove the load of/on the alternator by disconnecting the field during high rpms.

Yes you will have lower voltage to power your ignition etc. But there are ways around that through electronics


Questions

1. How are you using the car. Drag only, street only, combo
2. What rpm are you going to
3. What dia are your crank and alt pulleys
4. What engine
5. What year
6. Cast iron or aluminum water pump
7. What is the part number of the belt you are currently using