Just got this bike seems to lessin as it warms up and only does it at certain rpm as you can see in the video motor is claimed to only have 47 hours on it do i need to be worried. Wouldnt let me link it so i posted it on youtube title is 2005 rmz engine noise. Heres a link aswell tia

https://youtube.com/shorts/7oVwsM1XAvo?si=mWd9GkUmkgEERpDY