Holley EFI 554-122 Ignition Control Module
Eight channel Drives two wire “Dumb Coils†Potted design allows installation in engine compartment Contains two 4-channel drivers Plug and Play with 558-314, 558-315 and 558-317 Ford Ignition Harnesses Plug and Play with 558-310 and 558-311 HEMI Ignition Harnesses
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