knockin sound

[mudmania]

this is my first polaris and it has kind of a knockin sound comin from the motor was wondering if this is normal

[mcgrath]

Yeah its normal, they all do it. Nature of the beast.

[mudmania]

thanks for the reply its an 800 sounds like you can hear the piston and valves

[Diesel man 03]

Polaris engines are known to be kind of loud running.