Need to pick yall brains...linhai bighorn 300cc 4x4 side by side utv little over 500 miles. Neve a problem just went dead and won't start back. 145psi compression,fire on plug that will knock yor elbow off,getting plenty of gas,adj valves, just turns over and will spit back thru carb if you hold gas down while cranking but will NOT even act like it's trying to start ?????

 

Welcome to the forums.

Check out the Chinese section here for some answers.