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

DeanH

New Member
Nov 29, 2023
2
Boat Info
1995 Sea Ray Sundancer 270
Engines
Mercruiser 7.4L 454 Bravo
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
 
I would suggest you double check the part number. Also I have seen on Mercury’s parts catalog that they sometimes have 2 part numbers and I can find one but not the other. Here is the link to their online catalog. You will need your engine serial # to make sure you get to the correct engine diagrams.

 

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