Trust me it works, done it to a lot of motors. If your flywheel is badly rusted, then your crank will be too. In that case you will need to remove the powerhead to clean everything propely as well as replace the seals
You've lost me. What you need is a standard honda dual ignition switch assembly, it will plug into the engine harnesses direct, and then you need to buy 2 gauge harnesses . The dual ignition panel comes with the harness to plug into port and stbd engines
You are right Bob, either that or the flexible seal between the oil pump and the mountcase, although I have never seen one of them fail. Either way it's powerhead off
You just need the two wires you mentioned the black/ white to pos for crank. Your issue is strange because 1 an 4 should fire together from the same coil. It looks more likely to be a bad ground, or low voltage into the cdi. The fact that you have weak spark means your cdi is fine as are the...
I can chip in here. The serial number you have found is the engine serial number, a dealer in your country can use it to cross reference to find your frame number which is the one you need to find the year. The older V6 motors had issues with the main relay and there was a recall to replace it...
I know from experience, I've worked on Honda for 24 years. Typical O2 faults, rough idle with alarm is failed heater circuit, slight surging between 35 and 42 revs, failing sensor, slow to adjust and no alarm