The two-piece rotor allows you to adjust the rotor tip to cap terminal alignment so you can adjust the rotor phasing. All of the MSD Distributors are phased at the factory, but if you are running a Multi-Step Retard or Timing Controller, having the ability to adjust the rotor phasing is beneficial.
Product Features:- Adapts A large style cap onto your MSD distributor
- Spark plug terminals spaced farther apart
- Prevents crossfire
- Will Not Vibrate Loose
- Incredible strength/resistance
- Thicker vanes to prevent ionization
- Fixed rotor tip
- Stainless Terminals