Singing prop

fulldog

New Member
Joined
27 Apr 2021
Messages
1
Visit site
Novice help requested: we have a 1980s K&B Norwegian 20ft boat fitted with a BUKH DV20 engine.

It mostly runs fine without but when we turn the throttle up to nearly full it starts to make a whistling noise and appears to be coming from the rear. What could it be please

Closest thing I’ve found online to it is this:

 
Top