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wellcraftJoe's latest activity
W
wellcraftJoe
posted the thread
Spark knocking diagnosis
in
Mercury MerCruiser Sterndrives & Engines
.
I have a 1995 mercruiser Weber 9770s carb 5.7 mag alpha one gen 2 combo with the thunderbolt 5 ignition original engine serial number...
Sep 21, 2026
W
wellcraftJoe
replied to the thread
Replaced engine now no spark
.
Yes I've read the sticky, it was very useful I have actually just sat down for the day from work and am trying to find wiring...
Sep 9, 2026
W
wellcraftJoe
replied to the thread
Replaced engine now no spark
.
I'm pretty sure you can, if I understand the way the circuit works, the negative side of the ignition coil feeds then ICM. I did some...
Sep 9, 2026
W
wellcraftJoe
posted the thread
Replaced engine now no spark
in
Mercury MerCruiser Sterndrives & Engines
.
I have a 1995 mercruiser carb 5.7 alpha one gen 2 combo with the thunderbolt 5 ignition original engine serial number 0F423587. system...
Sep 8, 2026
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