Arctic Cat 50 Atv No Spark

2004 arctic cat 4x4 auto no spark.
Arctic cat 50 atv no spark. Guys i have a 04 artic cat 90 4 stroke that im working on for a friend. I have replaced the stator pickup coil regulator due to it was starting and running but only unti read more. If you find out you need to replace the spark plug you can usually find them easily on amazon here. No spark 400 arctic cat.
This has been a on going problem with this quad for some time. Thread tools search this thread 1 08 26 10 04 38 am t. My 2002 arctic cat 500 4x4 atv has spark only when you first press the start button then no spark. I have a 2007 arctic cat 500i 4x4 atv no spark replaced the plug starter relay and ignition coil still no spark.
I checked for spark and no spark so i took it to a friends that knows a lot more than me on this stuff. 2 received 0 votes on 0 posts 2004 arctic cat 4x4 auto no spark. Its getting good healthy spark and the air way is free. No spark 400 arctic cat.
Or the spark plug just went bad that happens quite often and it s normal. Jul 28 2014 arctic cat 2007 500 4x4 automatic. Well he did a bunch of testing that is way over my head and came up with cdi so i told him to go with a. Basic chinese atv wiring to get spark.
The most common reason an atv is getting no spark is a bad spark plug either the wrong plug all together or just not gapped correctly. I have a 2003 4x4 400 cat i do not have any fire to plug i have changed the kill swich coil stator plug wire plug boot and the cdi box when i run volt test i get 40 volts to the coil but when i hit the starter the voltage stays the same i hope. Everything was cleaned and assembled twice after i took it back off and did it again. You must hook up a kill switch if you plan to ride.
Not really check the amps comming out of the stator plate going to the cdi box. I cleaned the carb the fuel was gren yellow as usual and the pilot was plugged.