The FAST replacement rotor for XDi Dual-Sync distributors is a direct replacement rotor that restores distributor function in Dual-Sync ignition systems. It is made to work with FAST Dual-Sync distributors that use properly aligned reluctors and pick-ups, allowing the distributor assembly to maintain correct phasing and signal timing when servicing or rebuilding the distributor.
FAST Distributor Rotor Replacement