weak spark(??)..

Anonymous-0

Well-known Member
Hey folks,
On my quad (250cc yamaha 4 stroke motor). It seams like the spark is a little weak. Starts up and runs fine in warm weather when I don't need the choke, but as soon as you choke it, it has to start the first crank or it won't start without a bunch of sweat that ends up usually with a shot of ether. As soon as it starts and warms up, no problems until it sets overnight or several hours. When I pull the plug and crank it, it has a blue spark, but not the tuff guy look that you see on a car or lawnmower.
The plug is gapped IAW the book (forget what it is at the moment). Could the coil be bad, or bad connections somewhere?

Any ideas?

Thanks,


Dave
 

I've only been running it for a little over a year and am on the second new plug. Had a bunch of fuel/carb problems up until a couple weeks after I bought the current plg (this past feb). Could constant fouling make the plug go bad early?

Dave
 

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