Motorcycle Repair: ATV, blue spark, vacume

Question
hello Christopher;I don't know if you work on atv's but just in case here goe's.I have a 2003 quadmaster suzuki 50, 2cycle.The bike was running fine one day. Next day the bike would not start.It had low compression so I put in new piston and rings.I went through the carb lots of gas.I have A good blue spark.the bike still will not pop or start.I pulled the flie wheel incase the key was sheared,it wasen't every thing hose and vacume looks good.I'm lost to what to do I hope you can help.THANK YOU. Jerry

Answer
Hi Jerry.
 Check the valves, gap and timing as well as ignition timing.  Just because you put the bike back together after having the engine apart, doesn't always mean that the bike is still tuned.

Start with that and let me know what you find.
Good luck.
FALCON