Proflow Distributor Rotor, Heavy-Duty, Black, Adjustable 2 Piece, To Suit Billet

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When you install EFI on your engine, most systems will require the ignition timing to be advanced for the ECU. This can cause issues with rotor phasing, but the Adjustable Rotor remedies this issue! Features: Two-piece adjustable rotor. Will suit Proflow Ready To Run & Pro Street Series Distributors Most MSD Distributors Adjustable version of PFEID913 & MSD 8467 Interchangeable with MSD 84211