For Gen Iii And Iv Ls 6.56-Inch 12-1X Crank Kit, Ls, Hall Effect-556-176 NotPromoted 7L V8 1984 - 1986

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For Gen Iii And Iv Ls 6.56-Inch 12-1X Crank Kit, Ls, Hall Effect-556-176 NotPromoted 7L V8 1984 - 1986Upgrading to an MSD Flying Magnet Crank Kit will deliver the precise and reliable signal that a high performance engine requires. This kit gives you the ability to control timing electronically through a Holley EFI ECU (or other standalone engine management system ignition controller). At the heart of the kit is the 3 wire Hall Effect Sensor that is easier to set up, less susceptible to EMI RFI interference noise, and less likely to have false signals