20 Most Recent RTO 125cc Full Size Adult Quad ATV - Page 2 Questions & Answers

let me know

check your valves

a new keyswitch will prob cost you about $15 on ebay

go to yamaha's website and download an owners manual

you might have gotten the cam timing off a bit? did you check the valve adjustments too?

your main jet is dirty. clean the carbs.

is it in nuetral?

get a new one

stator or voltage regulator. are you riding with a space heater plugged in maybe?

I'm pretty sure there's no vacuum lines on it. clean your carb

check the main fuse

sounds like your rings are worn out.

buy a new key switch on ebay for about $15.

not familiar with that model but there will be a fuse somewhere. most likely near the battery.

There is no choke if it's fuel injected.

check coil