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750 honda no spark

Posted: Sun Jun 04, 2006 4:39 pm
by DougMN
I have a 1974 honda 750 with no spark. Any ideas where to start. The motor spins but no spark , tried other plugs,thanks

Posted: Sun Jun 04, 2006 4:44 pm
by my77stang
start with the points, i had a cb360 with stuck points and no sparky. if they are clean and open/close freely when the motor spins check for power going to the coil(s)

Posted: Mon Jun 05, 2006 3:56 am
by DougMN
Where are the point on a 750 honda?thanks

Posted: Mon Jun 05, 2006 6:51 am
by DougMN
Found the points and they spark, what else could it be .

Posted: Mon Jun 05, 2006 5:17 pm
by DRam
There should be a condenser (also called a capacitor) in the circuit. Check that. If your local shop doesn't have the equipment to do so you may have to just buy a new one and install it. Check wiring to the coil, and from the coil to the spark plug. If all wires are okay, check the coil primary and secondary windings. Most manuals will give impedence for both.

no spark

Posted: Sun Jun 11, 2006 9:48 am
by honda750
i ahve a 1981 750 and i wasnt getting spark until i tapped the coil with a small box wrench.
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