strange sound from the cam

[atvextremerider]

today i went riding for about 3 hrs, when i got home i started my bike up and the cam was making a loud clicking sound. i have a stock cam but aftermarket pipe and air filter jetted

[01boneless]

probley valves need adjusted or cam chain/tentioner is bad

[Reece616]

What he ^ said... or it could be the decompression mechanism on the cam clicking around.