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