IN PRODUCTION - ETA TBD Twin Plug Distributor For Early Porsche 906 / 911 - 27mm Shaft For Early Case - CNC Machined Billet Aluminum - Clockwise Rotation - Fashioned After Original RSR Bosch Units - Incorporates A New Widely Available Marelli Style Cap - Another Patrick Motorsports Exclusive ! Centrifugal Advance offers up to 8 Degrees advance Setting the initial timing at 16 degrees will offer 24 degrees total 20 degrees = 28 Degrees Total Advance * Due to the size of these early twin plug caps & rotors, the total achievable centrifugal advance can only sweep 8 to 10 degrees inside the cap without causing a misfire/ jump to the next terminal in the cap. * Note: MSD Magnetic Reluctor Trigger System Integrated * MSD CD boxes are designed to control 1 coil per unit, 2 CDI boxes are requiredMSD 6425 Digital Programmable CD Box - Qty 2 (LINK)MSD 8222 Coil - Black Racing Version - Qty 2 (LINK)INSTRUCTIONS:DOWNLOAD DISTRIBUTOR WIRING LAYOUT (LINK)DOWNLOAD MSD CD BOX AND COIL WIRING LAYOUT (LINK)Alternate Part Numbers: IGN 911 TP DIST 27 / IGN-911-TP-DIST-27 / IGN.911.TP.DIST.27 / IGN911TPDIST27 / TPD 06/23/2026