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    Anyone know where I could find part 805443 (Knock Control Module/Spark Control Module ) or a substitute part?

    Thanks
  2. D

    Anyone know where I could find part 805443 (Knock Control Module/Spark Control Module ) or a substitute part?

    I have a 1995 Mercruiser 7.4L V8 454 Bravo Thunderbolt ignition. Mechanic says my Spark control module failed. So far not finding any availability. Possibly there are alternatives? Thanks The part is 805443T
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