Yeah I tested the spark again with an inline steamer this time and everything looked good. Went back into the carbs, everything clean. Odd thing was one of the diaphragms with the needle didn’t come down as fast as the others. The needle had some scale and so did diaphragm causing it to bind...
Might be a typo. Here is what I have sitting on the bike
Left Coil (1) to cylinder #1
Left Coil (2) to cylinder #3
Basically the two outside cylinders
Right Coil (3) to cylinder #2
Right Coil (4) to cylinder #4
Two inside cylinders
Thats with the assumed cylinder order of 1,2,4,3
1980 CB750
I have two cold cylinders, 2&4. 2 plug is dry and looks like it’s not getting spark, looks completely unused. 4 is wet but not firing. Looks like the PO wired the coils directly to the battery through a relay. Not sure thats stock but seems odd.
1. Carbs have been cleaned and have...