Holley EFI Flying Magnet Crank Trigger Kit - 8 in Balancer - GM LS-Series OGEN.DB-30417 featuring a unique sensor engineered

featuring a unique sensor engineered to be mounted near the crank pulley which creates a signal from 4 machined grooves or 4 raised bolt heads to precisely monitor engine speed

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Holley EFI Flying Magnet Crank Trigger Kit - 8 in Balancer - GM LS-Series OGEN.DB-30417 featuring a unique sensor engineeredUpgrading to an MSD Flying Magnet Crank Trigger 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