i have a 97 warrior 350 cobra pipe k&n jets K&n filter and for some reason or antother it keeps boggin out at high rpms it runs fine in all gears just nt at high rpms let me knw what ya think

 

you can try checking your spark plug, or replace your gas. you could have water in your gas. and check your timing also.

 

you might need to rejet.

 

<div class="FTQUOTE"><begin quote>Originally posted by: terryboy

you can try checking your spark plug, or replace your gas. you could have water in your gas. and check your timing also.</end quote></div>

it has new gas 91 octane and a new plug how do u check the timing to a atv?