Need some info, My son has a 2000 Bayou 220 that wont start, the quad has good spark, plenty of compression and is getting good gas.............any one out there have any ideas........they would be greatly appreciated..............Thanks

 

cougar, have a 220 , just spent the day checking all the valves and timing ,had good comp and spark, went and bought new plug ,started right up, try it , tom