engine noise in 450er

[rayray]

i have a 07 its stock honda 450er. its stock except for a slip on pipe. are these motors always noisy? sounds like a clatter sound. oil is good. just dont wanna blow it up.

[Drewltr450]

yea it kinda makes like a a knocky thump sound that is 100% normal.

[Johnny B]

is it ticking? if so check your valves.